sbf5 lewis structure molecular geometry sbf5 lewis structure molecular geometry

What is the sf5+ molecular geometry? - ExBackbencher A)seesaw, nonpolar B)trigonal pyramidal, polar C)tetrahedral, nonpolar D)seesaw, polar E)tetrahedral, polar E-6 trigonal bipyramidal, A molecule containing a central atom with sp3 hybridization has a(n) ________ electron geometry. 10 . pyramidal Hope, this helps. These pairs of electrons present between the Antimony (Sb) and Fluorine (F) atoms form a chemical bond, which bonds the antimony and fluorine atoms with each other in a SbF6 molecule.if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[336,280],'knordslearning_com-large-mobile-banner-2','ezslot_1',141,'0','0'])};__ez_fad_position('div-gpt-ad-knordslearning_com-large-mobile-banner-2-0'); In the Lewis structure of SbF6- ion, the outer atoms are fluorine atoms. IBr4 Done on a Dell Dimension laptop computer with a Wacom digital tablet (Bamboo). For Sb-F bond;The electronegativity difference (EN) = 3.98 2.05 = 1.93This value lies between 0.4 to 2.0, which indicates that the bond between Antimony (Sb) and Fluorine (F) is polar.Hence, each Sb-F bond is a polar covalent bond. Give the approximate bond angle for a molecule with a trigonal planar shape. It is determined such that the elemental charge on each atom is closest to zero. 8 sigma, 0 pi Loading. BrF5 Molecular Geometry And Bond Angles - Unacademy Since there are four such axis in the molecule, it cannot have a dipole moment. H2S, Determine the molecular geometry of each molecule or ion: Also, all the 48 valence electrons of SbF6- ion (as calculated in step #1) are used in the above structure. Then where is your problem? Antimony atom: Central Sb atom has Valence electron = 05, Central Sb atom has Lone pair electrons = 00, Central Sb atom has Bonding electrons =10 (five single bonds), Antimony atom has Formal charge = (05 0 10/2) = 0. eg=trigonal planar, mg=trigonal planar, nonpolar, eg=trigonal planar, mg=trigonal planar, nonpolar, How many of the following molecules are polar? CH3CHCHCO2H Each electron pair (:) in the lewis dot structure of SbF6- ion represents the single bond ( | ). Her dannes fem enkeltbindinger i SbF5-molekylet. So there are five on antimony and seven on fluorine valence electrons respectively. Addition of total bonded atoms connected with middle (central) atom and its lone pair of electrons is known as steric number.. Steric number of SbF5 = (total number of bonded atoms fixed with antimony antimonys lone electron pair). As for the total number of 90 bond angles in the bromine pentafluoride, the compound consists of 5 bond pairs of atoms and one lone pair. This reaction is shown below: It can also be prepared by the reaction of Fluorine with Arsenic Trifluoride or Arsenic Oxides. CO2 Lewis Structure and Molecular Geometry - What's Insight thus electron geometry is octahedral. OPUS (Open ULeth Scholarship)Browsing Wetmore, Stacey by Author 5 . trigonal planar And how can you say that SbF5 is a nonpolar molecule? With a desire to make learning accessible for everyone, he founded Knords Learning, an online chemistry learning platform that provides students with easily understandable explanations. 5 . eg=trigonal planar, mg=trigonal planar, Determine the electron geometry (eg) and molecular geometry (mg) of PF5. As antimony has complete its octet with extended electrons as it has five bonds with Cl means 10 bonding electrons. There is one antimony atom and five chlorine atoms are present the SbCl5 lewis structure. Valence-Shell Electron-Pair Repulsion Theory (VSEPR) - Purdue University Valence electrons given by Antimony (Sb) atom = 5Valence electrons given by each Fluorine (F) atom = 7Electron due to -1 charge, 1 more electron is addedSo, total number of Valence electrons in SbF6- ion = 5 + 7(6) + 1 = 48. Lets draw and understand this lewis dot structure step by step. (a) How many moles of C atoms are in 1 mol of sucrose (C12H22O11)? Lewis Dot Structure for SbF5 2- (and Molecular Geometry) Wayne Breslyn 623K subscribers Subscribe 6.4K views 2 years ago A step-by-step explanation of how to draw the SbF5 2- Lewis Dot. Manage Settings He is a founder of Knords Learning and is passionate about helping students through his easily digestible explanations. 40 2 . Choose the bond below that is the strongest. How to Draw the Lewis Dot Structure for SbF5 - YouTube (Note: If you want to know the steps of drawing the SbF5 lewis dot structure, then visit this article: SbF5 lewis structure). Ogs 15 ensomme elektronpar av 30 gjenvrende elektroner deles likt innenfor 5 fluoratomer betyr at per fluoratom har 3 ensomme elektronpar. SbF5 is also called Antimony pentafluoride.Note that SbF5 can have an Expanded Octet and have more than eight valence electrons. So, antimony should be placed in the center and the remaining 6 fluorine atoms will surround it. Enter the molecular geometry of the molecule. SbF5 2 has sp 3 d hybridization. If it has prolonged exposure to heat, it can violently rupture cylinders and rocket. tetrahedral Antimony pentachloride i.e. nonpolar Human eyes and mucous membranes get irritated from its fumes. Why isn't it symmetrical? So the above lewis dot structure of SbF6- ion can also be represented as shown below. N represents the number of lone pairs attached to the central atom. Answered: VSEPR predicts an SbF5 molecule will be | bartleby ClF3 It also has a molecular weight of 380.7134. 0 The diagrams below offer a visual representation of the structure so far: From the figures above, we can see that all 40 valence electrons have been used in the Lewis structure. square planar SbF5 2 has sp 3 d hybridization. eg=tetrahedral, mg=trigonal pyramidal eg=trigonal bipyramidal, mg=tetrahedral eg=octahedral, mg=octahedral eg=trigonal planar, mg=octahedral eg=trigonal bipyramidal, mg=trigonal bipyramidal eg=trigonal bipyramidal, mg=trigonal bipyramidal Give the number of pi and sigma bonds. Det er seks ensomme elektronpar p hvert fluoratom i SbF5-molekylet, ettersom det er fem fluoratomer til stede, s totalt 30 ensomme parelektroner er der. , 5 5 - 90 . Oktettregel betyr ha tte elektroner i det ytterste valensskallet. As the chlorine atom is quite more electronegative in nature than antimony atom, can cause quite a small negative charge on chlorine atom and small positive charge on antimony atom. BrCl3 CS2 SiF4 SO3 So, SbF5 lewis structure has zero formal charge for the central antimony atom. , (- ) 1 5 . In order to draw the lewis structure of SbF6- ion, first of all you have to find the total number of valence electrons present in the SbF6- ion. So, there is a bond angle of 90 degree within each Sb-Cl bond. Concept Introduction : Lewis dot structure : it's also known as Lewis dot diagram or electron dot structure. Lewis Structure for I3- av valenselektroner / 2, Derfor er totale elektronpar = 40 2 = 20. Lewis Structure for I 3 We draw Lewis Structures to predict: -the shape of a molecule. From the Lewis dot structure of BrF5, it is clear that the electron geometry of the molecule is octahedral where the electronegativity values of bromine and fluorine are 2.96 and 3.98. 5 . Molecular Structure Calculations - Colby College Lewis structure of SbF6- ion contains six single bonds between the Antimony (Sb) atom and each Fluorine (F) atom. Save my name, email, and website in this browser for the next time I comment. Antimony pentafluoride is the inorganic compound with the formula Sb F 5.This colourless, viscous liquid is a strong Lewis acid and a component of the superacid fluoroantimonic acid, formed upon mixing liquid HF with liquid SbF 5 in 1:1 ratio. Steric number of SbCl5 = (no. eg=trigonal planar, mg=bent IF2 Menneskelige yne og slimhinner blir irritert av gassen. Here, the antimony atom is in extended octet as antimony has five Sb-Cl bonds means there are ten electrons in its outermost shell rather than eight electrons. Click here to see the various molecular geometries. Jay is an educator and has helped more than 100,000 students in their studies by providing simple and easy explanations on different science-related topics. 5. [Hint: Assume that the pressure change with altitude is P=P0ecyP=P_0 e^{-c y}P=P0ecy. 10 5 40 . krf4 molecular geometry - reenaphotostudio.com The first step in obtaining a particular Lewis structure is determining the total number of valence electrons available. Molecular geometry of SbF5 structure shows trigonal bipyrimidal shape of SbF5 lewis structure. () . How to use 'exothermic' in a sentence? Ready to learn how to draw the lewis structure of SbF6- ion?Awesome!Here, I have explained 5 simple steps to draw the lewis dot structure of SbF6- ion (along with images).So, if you are ready to go with these 5 simple steps, then lets dive right into it! Molekylr geometri til SbF5 struktur viser trigonal bipyrimidal form av SbF5 Lewis struktur. As with any Arsenic compound, it must be handled with care due to its high toxicity. Formel er: Totalt elektronpar = totalt antall. So draw single Sb-Cl bonds between one antimony and five chlorine atoms to connect them with each other. Enter the email address you signed up with and we'll email you a reset link. SbF5 is non-polar in nature. Assume that the skin of the balloon maintains the helium pressure at a constant factor of 1.051.051.05 times greater than the outside pressure. Question Chapter 8.6, Problem 2RC In this molecule electronegativity of antimony is 2.05 and electronegativity of chlorine is 3.16. What is the molecular geometry of SbF5 2 -? The trigonal bipyramidal shape is due to the central antimony atom gets attached with five bond pairs. Octet rule means having eight electrons in outermost valence shell orbital. There are equal lone pair electrons and bonded pair electrons on chlorine atoms of the structure so let us just we can count the formal charge of only one chlorine atom. : = . Some of our partners may process your data as a part of their legitimate business interest without asking for consent. Formal charge = (valence electrons lone pair of electrons bonding electrons). 109.5 It has five Sb-F bonds. Save my name, email, and website in this browser for the next time I comment. Done on a Dell Dimension laptop computer with a Wacom digital tablet (Bamboo). There is a positive flow of energy on the charged molecule from the system to the environment. Draw the Lewis electron structure of the molecule or polyatomic ion. SbF5 forms a trigonal bipyramidal shape. A Lewis dot structure is a schematic representation of the arrangement of atoms, electrons, and chemical bonds within a particular molecule. N m vi finne de totale elektronparene. 5 . , 15 30 5 , 3 . To learn more, see our tips on writing great answers. SbF5 forms a trigonal bipyramidal shape. How do/should administrators estimate the cost of producing an online introductory mathematics class? octahedral Here, five single bonds get formed in SbF5 molecule. , = 5, , 5 = 5 () + 75 (5) = 40. 109.5 Linear= None, Determine the idealized bond angle for each molecule. In resonance structure electrons distribution vary from one structure to another structure. Derfor er det totalt tretti ensomme elektronpar p Sbf5 Lewis struktur. Want to know the reason?Lets dive into it! 8 sigma, 2 pi eg=tetrahedral, mg=tetrahedral So, VSEPR theory says there is no repulsion between the bond pair electrons as there is no lone pair of electrons present. But this dipole moment is so big due to very high electronegative difference of Cl and Sb. Therefore, 10 valence electrons were used in drawing SbF5 lewis structure from the total 40 valence electrons present. SbF5 er kjent som antimonpentaflorid. , . To read, write and know something new every day is the only way I see my day! Therefore, the angle formed between the central atoms and the other ones has an angle of 90 between them. 5, 5 . Formal charge on atoms= (valence electrons lone pair of electrons bonding electrons). Determine the electron geometry (eg), molecular geometry (mg), and polarity of SO3. Full | PDF Now we have to find the total electron pairs. SbF5 lewis structure contains one antimony (Sb) and five flourine (F) atoms in its structure. It is a colorless solid and one of the most available forms Selenium. By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. trigonal bipyramidal but there are five bond pairs and one lone pairs. Arsenic is in group 15 of the periodic table with the electronic configuration [Ar] 3d4s4p. If you would like to change your settings or withdraw consent at any time, the link to do so is in our privacy policy accessible from our home page.. The 19F NMR spectra of the salts in HF solution are exchange-averaged singlets . 5 . Trigonal pyramidal= NF3 P samme mte er det ikke noe enkelt elektron par p det sentrale antimonatomet til SbF5 Lewis-strukturen, fordi antimon har utvidet oktett dvs. Hence, the SbF5 molecule is a nonpolar molecule. See my video for help with formal charges: https://www.youtube.com/watch?v=vOFAPlq4y_kFor a complete tutorial on drawing Lewis Structures, see my video: https://youtu.be/1ZlnzyHahvoFor more practice, see https://youtu.be/DQclmBeIKTcTo learn to find the valence electrons: https://youtu.be/VBp7mKdcrDkGet more chemistry help at https://www.Breslyn.org/chemistry/bonding/index-bonding.phpDrawing/writing done in InkScape. 5 , . Step 4: The molecular geometry describes the position only of atomic nuclei (not lone electron pairs) of a molecule (or ion). How should I go about getting parts for this bike? eg=linear, mg=trigonal planar, Determine the electron geometry, molecular geometry, and idealized bond angles for each of the following molecules. Therefore, that would give us an AX5 arrangement for Arsenic Pentafluoride. 3 total number of valence electrons around Sb = 12 that is six electron pairs. This makes the structure stable in spite of this unusual quirk. Therefore, Total valence electrons for antimony = 5, So, total valence electrons for SbCl5 lewis structure = 5 (Sb) + 75 (Cl5) = 40. PDF Drawing Lewis structures CF - preparatorychemistry.com 7.8K views 2 years ago A step-by-step explanation of how to draw the SbF5 Lewis Dot Structure. Molekylr geometri til SbF5 er trigonal bipyramidal form. 5 . Molecular weight of SbCl5 is 299.0 g mol-1. As mentioned in this text, a dipole moment can only coincide with a rotational axis. : = 05, = 00, = 10 ( ), = (05 0 10/2) = 0. Antimon har en utvidet oktett i SbF5, det samme har 5 Sb-F-bindinger dvs. SbF5 Lewis struktur har beregnet verdi av sterisk tall er 5, som viser sp3d hybridisering av Sb-atom i SbF5-molekyl. Here, we are discussing about the SbCl5 lewis structure. CF4 Lewis Structure of AsI3 (With 6 Simple Steps to Draw! 5 5, 3 5. 10 sigma, 0 pi, A molecule containing a central atom with sp3d hybridization has a(n) ________ electron geometry. 3 There are 10 bonding electrons and 30 non-bonding electrons in SbF5 molecule. Linear, Tetrahedral = CF4 Chlorine has electronegativity 3.16 and antimony has electronegativity 2.05. The molecular geometry or shape of PBr 5 is a Trigonal bipyramidal. of valence electrons / 2, Hence, total electron pairs = 40 2 = 20. BrF5 Lewis Structure, Molecular Structure, Hybridization, Bond Angle and Shape. Molecular weight of SbF5 is 216.752 g mol -1. . We and our partners use cookies to Store and/or access information on a device. For selecting the center atom, you have to remember that the atom which is less electronegative remains at the center. Therefore, the hybridization of Arsenic in AsF5 is sp3d. I am sure you will definitely learn how to draw lewis structure of SbF6- ion). trigonal pyramidal When we draw SbF5 lewis structure, first thing is to note all the valence electrons present on it. Lets keep these charges on the atoms in the above lewis structure of SbF6- ion. eg=trigonal pyramidal, mg=bent, nonpolar But wait, this alone wont tell you whether the entire SbF5 molecule is polar or nonpolar. trigonal planar SbF5 er etsende p ulike metaller og kroppsvev. square planar Set your categories menu in Theme Settings -> Header -> Menu -> Mobile menu (categories). SbCl5 is a liquid form compound looks like a reddish yellow fuming liquid having pungent smell. Results Per Page 1 5 10 20 40 60 80 100 Sort Options Ascending Descending . Lets quickly summarize the features of Arsenic Pentafluoride. SbF5 Lewis Structure: Drawings, Hybridization, Shape, Charges, Pair and ), Periodic table labeled (14 different labeled images), Periodic table with electronegativity values, Protons neutrons and electrons of all elements. Describe the molecular geometry. So, total valence electrons for SbF5 lewis structure = 5 (Sb) + 75 (F5) = 40, Least electronegative atom from SbF5 structure should be at central position in the structure because they easily share electrons with other atoms attached with it. It has 1 antimony and 5 fluorine atoms in the SbF5 lewis structure. Now, you have come to the final step and here you have to check the formal charge on antimony atom (Sb) as well as each fluorine atom (F). Is SbF5 Polar or Nonpolar? (And Why?) - Knords Learning So, count the valence electrons present on antimony atom and chlorine atoms. eg=tetrahedral, mg=trigonal pyramidal What You Need To Know Lewis Structure As we see the rules to draw the resonance structure of any lewis structure, there is a need of multiple bonds in the structure and the neighbouring atom has at least one lone pair of electron. T-shape, Determine the molecular geometry of each molecule or ion: (Valence electrons are the number of electrons present in the outermost shell of an atom). Using Kolmogorov complexity to measure difficulty of problems? It has 1 antimony and 5 fluorine atoms in the SbF5 . (Explained in 3 Steps) However, The molecule itself is not entirely symmetrical (unless I'm thinking of symmetry incorrectly). Kjemisk formel for antimonpentafluorid er SbF5. Choose the bond below that is least polar. How can I predict the bond angles for #"TeCl"_4# - Socratic.org However, The molecule itself is not entirely symmetrical (unless I'm thinking of symmetry incorrectly). Alle valenselektronene som er igjen vil g til fluoratomet til det har elektroner for fullfre oktetten. SbF5 lewis structure contains 5 fluorine and 1antimony atom in its structure. This best Lewis structure is presented with formal electron pair localized bonds and the hybridization of the atomic orbitals used to form these localized bonds. Step 2: Select the central atom. SbCl5 lewis structures hybridization is found by its central antimony atoms steric number. Due to this charge separation, the dipole arises within the bond and it is not able to cancel out because of the SbCl5 trigonal bipyrimidal-shaped structure. Now here the given molecule is SbF5 and it contains antimony atom (Sb) and fluorine atoms (F). Det er ganske farlig i naturen. Answered: for CFCl3 find -the | bartleby AsF5 has a Trigonal Bipyramidal molecular geometry and shape resulting in bond angles of 90 and 120. linear Use Lewis structures and VSEPR theory to predict the geometry and ideal There is a formula to calculate formal charge on any atom in lewis diagram. S, totale valenselektroner for SbF5 Lewis-struktur = 5 (Sb) + 75 (F5) = 40. Tetrahedral There are 40 valence electrons total and it gets divided by the number 2 to get total electron pair count. Fluorine is a group 17 element on the periodic table. T-shape bent It hydrolyzes readily in water and has been restricted for use in aqueous systems. Tell frst den formelle ladningen p fem fluoratomer av SbF5-molekylet. The consent submitted will only be used for data processing originating from this website. The Antimony atom has -1 formal charge. To determine the molecular geometry of a molecule, one must first determine the electronic geometry by drawing the Lewis structure. So, from the total forty valence electrons, ten valence electrons get used to draw the SbCl5 lewis structure. Molecular geometry of SbF5 is trigonal bipyramidal shape. Place the following elements in order of increasing electronegativity. tetrahedral Therefore, the single Arsenic atom contributes 5 x 1 = 5 valence electrons. If there are no lone electron pairs on the central atom, the electron pair and molecular geometries are the same. a top view octahedral. octahedral S det er behov for tegne en enkeltbinding (Sb-F-binding) innenfor 1 Sb- og 5 F-elementer for feste dem med hverandre. From the A-X-N table below, we can determine the molecular geometry for AsF5. , . , . For the SbF5 structure use the periodic table to find the total number of valence electrons fo. SbCl5 lewis structure octet rule tell us about the completion of octet of outer atoms. 109.5 Predict the molecular geometry of SbF5 and draw its Lewis structure. tetrahedral 13 sigma, 0 pi, Draw the Lewis structure for the molecule C3H4. 13-6c in Chapter 13.]. 5, 5 - , 10 8 . 10 elektroner involvert i fem enkeltbindinger med F-atomer. So we conclude that the SbCl5 lewis structure does not obey the octet rule as the central antimony (Sb) atom has ten electrons means extended octet. nonpolar Solved For SbF5 , CO32- , BrF4+ , PI3 a)draw a good Lewis - Chegg So, lets calculate this first.if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[300,250],'knordslearning_com-medrectangle-4','ezslot_4',134,'0','0'])};__ez_fad_position('div-gpt-ad-knordslearning_com-medrectangle-4-0'); Calculation of valence electrons in SbF6- ion. It is quite hazardous in nature. 5 Steps to Draw the Lewis Structure of SbF6- ion Step #1: Calculate the total number of valence electrons Here, the given ion is SbF6- ion. square pyramidal OF2 Continue with Recommended Cookies. So it seems that electronegative of antimony is lesser than fluorine. Human eyes and membrane of mucous get irritates from its fumes. The bonds in the structure are shown using lines, whereas the electrons not participating in the bond formation are shown as dots. a)draw a good Lewis structure (either an all octet structure or the one with minimal formal charges); b) sketch and name the molecular geometry; c) indicate bond angles in the drawing; d) label the hybridization of the central atom and the neutral molecules as polar or non polar; Expert Answer 100% (1 rating) Previous question Next question Det betyr at fem enkeltbindinger skal trekkes som kobles til sentralt antimonatom med fem fluoratomer. 5 . We and our partners use data for Personalised ads and content, ad and content measurement, audience insights and product development. AsF5 Lewis Structure, Molecular Structure, Hybridization, Bond Angle The bond between atoms (covalent bonds) and Lone pairs count as electron domains. Here, the force of attraction from the nucleus on these electrons is weak. Therefore, 40 10 = 30 valence electrons. The molecular geometry of Geometry of SbF 5 2 ion should be determined. rev2023.3.3.43278. Acetylene, C2H2 (C) H C C H C's are sp C-C is triple bond - 1 sigma, 2 pi - linear 2 C-H sigma bonds 2. Det skal vre tte elektroner p fluoratomet i det ytre skallet til SbF5 Lewis struktur. . Second is to choose the least electronegative element of the SbCl5 molecule to put in the central position during drawing the lewis structure, as they are more ready to share electrons with the neighbouring surrounding elements or atoms. SbF5 is non-polar in nature. Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. , . trigonal bipyramidal Therefore SbF5 in non polar molecule. Thanks for contributing an answer to Chemistry Stack Exchange! This is in contrast to the electronic geometry, which describes the shape of all electron regions. Now lets come to the example of SbF5 molecule. As we see the SbCl5 lewis structure, we can see there are six lone pair of electrons on each of the outermost chlorine atoms of SbCl5 lewis structure, so there are total thirty lone pair of electrons on all the five outer chlorine atoms. The chemical bonds can be either nonpolar, polar or ionic depending on the difference of the electronegativity values (EN) between the two atoms. If I'm not incorrect, can an asymmetrical molecule be non polar? This problem has been solved! As a result of this SbCl5 molecule is non-polar in nature as there is symmetrical or equal distribution of polar bonds. 9 sigma, 2 pi Den har 1 antimon og 5 fluoratomer i SbF5 Lewis struktur. Then the remaining thirty electrons means fifteen lone pair of electrons gets distributed in five Cl atoms i.e. Third point is to connect all the atoms with each other by bonding. The BrF5 or the bromine pentafluoride has a bond angle of 90. Then, all the remaining valence electrons should put on the chlorine atom till they have eight electrons to complete the octet. H2S, Determine the molecular geometry for each molecule. So, there is a need to draw a single bond (Sb-F bond) within 1 Sb and 5 F elements to attach them with each other. Follow some steps for drawing the lewis dot structure of BrF5 1. The molecular geometry of a molecule describes the three-dimensional shape of just the atoms. Start typing to see posts you are looking for. , 5 10 . While selecting the atom, always put the least electronegative atom at the center. Chemical formula for antimony pentafluoride is SbF5. (b) How many C atoms are in 2 mol of sucrose? trigonal planar Let us determine the number of valence electrons in AsF5. polar, Determine whether each molecule is polar or nonpolar. You can see that the structure of SbF5 is symmetrical. Chemical formula for antimony pentachloride is SbCl5. there five F atoms around Sb. It only takes a minute to sign up. The molecule has a total of 34 valence electrons, 6 from the tellurium atom and 7 from each of the four chlorine atoms. The compound exists as a colorless gas at room temperature and condenses into a yellow liquid at -53C. 2, A molecule containing a central atom with sp3d2 hybridization has a(n) ________ electron geometry. Photo Studio. Arsenic is the least electronegative element in this context and is placed at the center of the molecule. S det ser ut til at elektronegativ av antimon er mindre enn fluor. You can see the electronegativity values of antimony atom (Sb) and fluorine atom (F) in the above . SbF5 considered as very dangerous compound for our tissues, because as it burns it can cause gangrene to any person. , 5 . The remaining electrons are placed around the atoms to fulfill the outer-shell requirements in accordance with the octet rule.