Boron trifluoride (BF3) has no dipole moment (µ = 0 D). Explain how this observation confirms the geometry of BF3 predicted by VSEPR theory.

Q: Define valency by taking examples of silicon and sulphur?

A: The electrons, protons, and neutrons are the core of an atom. The electrons are the species that…

Q: Complete and balance the following:(a) N₂(g)+ Al(s)→(b) PF₅(g) +H₂O(l)→

A: Balancing of the equation means that : number of atom on reactant side = number of atom on product…

Q: Why does CO2 have a linear shape with no dipole moment?

A: Dipole moment measures the polarity of the molecule and it occurs when there is a separation of…

Q: The bond angles in the nitrite ion, nitrogen dioxide, and the nitronium ion (NO2+) are 115°, 134°,…

A: The Lewis electron dot structure for given molecules are determined by first drawing the skeletal…

Q: How many sigma bonds are present in  [Ti(H2O)6]³+?

A:

Q: What is the molecular geometry of IC14 ? O square pyramidal O tetrahedral O seesaw O square planar

A:

Q: Explain the observed trend in the melting points of the hydrogen halides. HI -50.8°C HBr -88.5°C HCI…

A: The melting point of substance is decided by the molecular weight and the ionic character of the…

Q: What orbitals of O shell of iodine are utilized in the bonding of iodine heptafluoride?

A: According to VSEPR theory iodine heptafluoride structure is pentagonal pyramidal .The valence bond…

Q: Which of the following would have a trigonal planar structure? H,O: CH, :CH, :NH, BF, II IV OI, IV O…

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Q: valence of potassium tartrate, C4H4K2O6?

A: Two

Q: what is the lewis structure of ICl4- and what is its geometry?

A:

Q: Use the VSEPR model to predict the structure of XeF4.

A: The electron domains are used for finding out the geometry of the molecule in VSEPR model. The…

Q: What type of bonding would you expect in each of the following? CaF2  BrO2 Ionic, covalent, or…

A: In the outer shell of Calcium they have two electrons while fluorine has seven electrons. They…

Q: 21. Phosphorus trichloride, :PClI, has the following molecular shape. A. tetrahedral B. trigonal…

A: To know the shape of a molecule we  should have idea of VSEPR theory and the type of hybridisation…

Q: what are the different between the M_L in octahedral and M_L in tetrahedral?

A:

Q: Which of the following molecules is non-polar? O A. KCI NaCl В. OC Al P OD.F2 F2 CaO O E.

A: Ionic compound : these are exist as ions. That's why these are highly polar.  Covalent compound : a.…

Q: Which of the following species has a octahedral structure? Choose one: OA. F2 O B. CH4 C. BH3 O D.…

A:

Q: Given the molecular orbital diagram for dinitrogen (N2) excluding the K shells below, which of the…

A: If ions or molecule having unpaired electron then know as paramagnetic and if all electron is paired…

Q: Use the VSEPR method to predict the structure of the CS2 molecule.

A:

Q: Suggest the most likely geometry for (i) [FeCla]²- and (ii) [PdCla]²-. a. Both (i) and (ii) are…

A: (i) [FeCl4]2- Atomic number of Fe is 26 and the electronic configuration of Fe is, [Ar] 3d64s2 Let…

Q: Predict whether the N—O bonds in NO  3 are stronger or weaker than the N—O bonds in NO+.?

A: The N—O bonds in NO3- are stronger or weaker than the N—O bonds in NO+ has to be given,

Q: What is the molecular geometry of SO2?

A: In order to determine molecular geometry, we first need to draw the lewis structure and need to…

Q: Which of the hydrogen halides is the most polar?(a) HF(b) HCl(c) HBr(d) Hl

A: Which of the hydrogen halides is the most polar?

Q: For each of the following, draw the Lewis structure, predict the ONO bond angle, and give the…

A:

Q: 12. Which of the following compounds would form from Fe+3 and S-2? A. Iron(II) sulfate B. Iron(III)…

A: Fe3+ or ferric or Fe(III)   +  S2- sulphide we get  Fe2 S3 ferric sulphide or iron (III) sulphide…

Q: What are the expected bond angles in ICl4+?

A: The expected bond angles in ICl4+ Will be:

Q: Using the VSEPR theory, give the electron pair orientation and predict the geometry of the…

A: The VSEPR theory, give the electron pair orientation and predict the geometry of the following:

Q: 191. Which of the following period 3 chlorides would be expected to have the highest melting point?…

A: The given period 3 chlorides are,

Q: The electron configuration of V (vanadium) * [Ar] 4s2 3d3 O [Ar] 3d5 O [Ar] 3d3 4s2 O [Ar] 4s1 3d4

A: Using rule of electronic configuration.

Q: What geometric structure does IO2F2- have? (8O, 9F, 53I)

A: Structure and hybridization of  IO2F2- is,

Q: Which of the following does not describe any of the following molecules? CCl4, CO2, PCl3, PCl5, SF6…

A: First identify the geometry of the given molecules:  CCl4, CO2 , PCl3 , PCl5 , SF6

Q: Based on the Lewis dot structure of: CIO, Determine the following for the central atom: 1. Number of…

A: Based on the Lewis do structure of ClO4-. Determine the following for the central atom. 1. No. of…

Q: Describe the hybridization of boron and the molecular structure about the boron in each of the…

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Q: Explain why the bond angles in BCl3  and NCl3  are different.

A: Molecular geometry is the 3-D representation of the molecule in a space. In terms of electron…

Q: :Paramagnetism of O2 can be explained by hybridization of atomic orbitals in 02.a O the molecular…

A: In this question, we have to find out the correct answer of given problem by the help of the…

Q: what is SeBr6 Lewis dot structure

A: Lewis dot structure is representation of molecule in such a way wherein all bonding and non-bonding…

Q: How do the electron domains about P in P4O6 differ from those about P in P4O10?

A: Electron -Domain: By the word electron domain, we mean that the total number of electron pairs and…

Q: Due to the lack of accessible (low-energy) L, nitrogen is incapable of forming stable NF; molecules.…

A: A covalent bond is formed by the overlap of half filled orbitals containing unpaired electrons.…

Q: Draw the best Lewis dot structure for BrCl₅, being sure to give the electronic geometry, molecular…

A: The given molecule is, BrCl5 1. Lewis dot structure is- 2. Electronic geometry- Octahedral Because…

Q: (a) Why do stable xenon fluorides have an even number of F atoms? (b) Why do the ionic species XeF₃⁺…

A: The term electronic configuration can be defined as the distribution of electrons of a given atom or…

Q: Structure and geometry of XeOF4 are Trigonal bipyramidal, sp³d2 Tetrahedral, sp³d1 Square pyramidal,…

A: The compound given is XeOF4.

Q: From the Lewis diagram of SiF5, determine: A) The formal charge on the silicon atom. B) The formal…

A: The Lewis structure of SiF5- is shown as,

Q: What is the molecular geometry of PF3?

A: x= (V+M-C+A)/2  V = valence electrons of central atom  M = number of monovalent atoms  C = cationic…

Q: What kinds of intermolecular interactions would occur in NH3 (1)? What kinds of intermolecular…

A:

Q: LO-2 8. Using a molecular orbital diagram, how would you explain that: a) Nitrogen (N2) is…

A: We will make MOT diagram of the N2 and O2  and then after by analyzing  it we will make decision…

Q: Based on molecular orbital theory, explain why removing one electron from O2 strengthens its bonding…

A: Initially molecular orbital diagram is drawn for both O2 and N2 and based on M.O theory concept is…

Q: Why is BrF₄⁻ square planar, whereas BF₄⁻ is tetrahedral?

A: VSEPR theory helps in the prediction of the geometry of a molecule on the basis of the number of…

Q: Draw the Lewis structure of HNO2 and identify the hybridization around the nitrogen atom.

A:

Q: Describe how the bond angles in TeF4 and BrF5 deviate from those found in a trigonal bipyramidal and…

A: The compounds given are BrF5 and TeF4.

Quantum Mechanical Treatment of the Valence Bond Theory

Quantum mechanical treatment of valence bond theory refers to the relationship established between the quantum mechanical theory and the valence bond theory to describe the chemical bonding in a particular molecule.