The total electron probability density along the X-Y internuclear axis is shown. 1.0 0.8 0.6 0.4 0.2 0.0 neither -4 Ox -2 XY 1×10-10 m Osx 10-11 m 2x 10-10m 0 2 If the two separated atoms are equal in size, which atom has greater electronegativity? OY r/× 10-10 m Question 11 What is the equilibrium bond distance closest to? 4

Q: Write electron configurations for the following ions, and determine which have noble-gas…

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Q: Using the bond energies, estimate \Delta H for the following gas - phase reactions. a) 2NCI 3(g)…

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Q: least polar to most polar. LEAST polar (most nonpolar) to→→→→→ MOST polar

A: If the electronegativity of the covalent bond forming atoms is different then the higher…

Q: List the following X-P bonds from smallest bond polarity to largest bond polarity. Use number of…

A: To solve this problem we have to decide the Electronegativity difference between the atoms . As we…

Q: Choose the bond below that is most polar.   Question 19 options:   Si-Cl   Si-S   Si-F   Si-P…

A: Polarity is determined by the difference in electronegativity of atoms.

Q: It is harder to break a C-C double bond than a C-C single bond because breaking the double bond…

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Q: Put the following leaving groups in order from best leaving group to worst leaving group: F Br I CI

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Q: For the following bond, select the figure indicating the direction of the bond dipole, including…

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Q: Review earlier notes and complete the table below for the given elements based on their electron…

A: Wee will give information about element which Is given in table.

Q: Which pair correctly ranks the electronegativities of the atoms?   Se Sn Sb Cl N > F

A: A question based atoms. 5 pairs of elements are given that are to be distinguished based on their…

Q: The length of a covalent bond depends upon the size of the atoms and the bond order. For each pair…

A: Interpretation- The length of a covalent bonds depends upon the size of the atoms and the bond…

Q: Add lone pairs to these Lewis structures of interhalogen compounds. BrF3 BrF5

A: The electron configurations of Br and F are: Br: 4s2 4p5 F: 2s2 2p5 So, both of them have 7…

Q: Which of the following is the best measure of the total bond energy of a molecule? O gastronomy O…

A: Enthalpy is the best measure of total bond energy of a molecule.      Bonds are not static picture.…

Q: How many pi-electrons does the molecule below possess? HN NH

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Q: How many of the following elements can form compounds that are exceptions to the octet rule? SOPH O…

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Q: The Ka for HF is 7.0 x 10-4. Kh for the fluoride ion is O 1.6 x 103 O 1.4 x 10-11 O 7.0 x 10-18 O…

A: Ka is the acid dissociation constant and Kb is the base dissociation constant.  Higher value of Ka…

Q: Which of the following has an unpaired electron in its Lewis structure? Bro CH3* CH3 O CH2- O BF4

A: This question requires knowledge related to bonding, valency and hybridization.

Q: NH2 .7 2 HO 4 1 3

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Q: Which bond is the most polar? OCP Oco OB-O O Br-Br Oso

A: To solve this problem we have to use electronegative of atoms . As we  know that the polarity of a…

Q: Two sets of ionizations are shown in the tables below. Complete the tables by ordering each set of…

A: The ionization energy of an element refers to the amount of heat required to eject one electron from…

Q: The best Lewis structure for the nitrite ion (NO₂) is Oa Ob Oc Od e _6=o=N] _|o=o_N X [N=O=Ö]¯…

A: Lewis Structure :  A Lewis structure is a very simplified representation of the valance shell…

Q: Calculate the enthalpy of reaction for the equation using the bond energy values you previously…

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Q: Fill in the blank 1) what does infrared spectroscopy measure in molecules 2) wave number are…

A: Spectroscopy is the study of the absorption and emission of light and other radiation by matter.

Q: H-CI H-F N-H N-O O-H 0-0 436 kJ/mol 431 kJ/mol 567 kJ/mol 391 kJ/mol 201 kJ/mol 463 kJ/mol 146…

A: To find the total energy change per mole of any product we need to first see what type (single,…

Q: Which of the conjugate bases of the following compounds will be strong enough to deprotonate…

A: The conjugate base of an acid which is weaker than ethanol can deprotonate ethanol.

Q: Select the group number. Select the generic outer electron configuration. O 1A (1) 2A (2) O ns np' O…

A: Answer:- This question is answered by using the simple concept of determination of group number of…

Q: Order the following bonds from the least polar to the most polar. N-O, Ca-O, C-O, 0-0, Ni-O…

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Q: Identify ALL of the correct resonance forms from the group 5i-5iv that contribute to the overall…

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Q: The picture below shows a model of a chemical reaction. The magnitude of energy associated with each…

A: The bond enthalpy is the energy required or released during the breaking or forming of bond.

Q: In the space-filling model, what determines the relative sizes of thespheres?

A: Space filling model is  three dimensional representation of a molecule. In this model, atoms of…

Q: The length of a covalent bond depends upon the size of the atoms and the bond order. For each pair…

A: Bond length---- The average distance between the nuclei of two atoms, held together by covalent bond…

Q: Which of the following bonds is least polar: P-N, P–O, Se-O, or Se-N? Increasing electronegativity

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Q: Would you expect NP to have a greater bond dissociation energy than NP^+ ? Explain in in one…

A: The given molecule is NP and the ion is NP+.We need to find whether NP has greater bond dissociation…

Q: Which of the bonds in the image IS NOT allowed? H H но, 5 OH 'H. 4 6. O 7 1 2

A: The structure given is

Q: An unknown compound is reacted with HBr and peroxide. The product of this reaction is treated with…

A: The compound is treated with HBr in presence of peroxide, unsymmetrical akenes in presence of…

Q: Is the bond Li-F a polar or a non polar

A: Given: Lithium fluoride To find: Whether bond between lithium atom and fluorine atom is polar or non…

Q: Which of the following is most likely to form a +2 ion? A) K B) Sc C) Al D) O E) Mg

A: The electronic configuration of following ion : A) Potassium, K----[Ar] 4s¹ B) Scandium, Sc----[Ar]…

Q: Use bond energies (table 3-3), values of electron affinities (table 2-7), and the ionization energy…

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Q: Name the products for an SN1 reaction with iodide for the following compound. Indicate major and…

A: for Sn1 reaction-  1st step remove the leaving group, and formation the carbocation 2nd step…

Q: Is this system endothermic or exothermic, and why? * H2+ CO2 CH202 Reactant bond energies: H-H is…

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Q: What is the molecular geometry on X in the following ion, if X is a nonmetal with four valence…

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Q: d) 8 11. What is the difference between Atomic Mass and Atomic Number? a) Atomic Mass is the number…

A: Atoms are composed of subatomic particles including protons, neutrons, and electrons. Protons are…

Q: In which of the following does the central atom have 2 pairs of non-bonding electrons? * NH4+ H2S 03…

A: Applying concept of molecular bonding.

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.