X Incorrect. The net potential energy between two adjacent ions, EN, may be represented by EN = - A+B Where A, B, and n are constants whose values depend on the particular ionic system. Calculate the bonding energy Eo in terms of the parameters A, B, and n using the following procedure: (1) Differentiate EN with respect to r, and then set the resulting expression equal to zero, since the curve of EN versus r is a minimum at Eo. (2) Solve for r in terms of A, B, and n, which yields ro, the equilibrium interionic spacing. (3) Determine the expression for Eo by substitution of ro into the above equation for EN. Which of the following equations represents the expression for Eo? O Eo = O Eo = O Eo = O Eo = ● Eo = - B 2/(2-n) (4) (4) B 1/(1-n) (4) A + 1/(1-n) A n/(2-n) (4) A B (1) + 1/(1-n) + + + A n/(2-n) (4)/(²- A nR B B nA n/(1-n) A (4)/(1 B A 1/(2-n) nB n/(1-n) B n/(1-n)

X Incorrect. The net potential energy between two adjacent ions, EN, may be represented by EN = - A+B Where A, B, and n are constants whose values depend on the particular ionic system. Calculate the bonding energy Eo in terms of the parameters A, B, and n using the following procedure: (1) Differentiate EN with respect to r, and then set the resulting expression equal to zero, since the curve of EN versus r is a minimum at Eo. (2) Solve for r in terms of A, B, and n, which yields ro, the equilibrium interionic spacing. (3) Determine the expression for Eo by substitution of ro into the above equation for EN. Which of the following equations represents the expression for Eo? O Eo = O Eo = O Eo = O Eo = ● Eo = - B 2/(2-n) (4) (4) B 1/(1-n) (4) A + 1/(1-n) A n/(2-n) (4) A B (1) + 1/(1-n) + + + A n/(2-n) (4)/(²- A nR B B nA n/(1-n) A (4)/(1 B A 1/(2-n) nB n/(1-n) B n/(1-n)

Principles of Modern Chemistry

8th Edition

ISBN:9781305079113

Author:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler

Publisher:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler

Chapter3: Atomic Shells And Classical Models Of Chemical Bonding

Section: Chapter Questions

Problem 38P: The percent ionic character of the bonds in several interhalogen Molecules (as estimated from their...

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4G VOLTE O 76 14 4:58 7 February 2021 4:57 PM (ii) Calculate the lattice energy of Silica oxide (SiO2) from the data given below: Si (g) - Si (s) AH° = -454 kJ mol-1 S1A+ (E) + 4e" Si (3) AH° = -9949 kJ mol-1 20 (g) – 02 (3) AH° = -498 kJ mol-1 02 (3) 0 (g) + 2e AH° = -737 kj mol-1 Si (s) + 02 (3) → SiO2 (s) s14+ (6) - 202- (3) – SiO2 (s) AHf (SIO2)= -910.9 kj mol1 AH°lattice = ? Share Favourite Edit Delete More