Question

11.  Given the values for H (2.1) and Cl (3.0), calculate the electronegativity difference in a hydrogen chloride bond, HCl. 36) ______

A) -0.9
B) 0.9
C) 5.1
D) -5.1
E) none of the above

12 A sample of krypton gas at 75.0 psi expands from 0.100 L to 0.450 L. If the temperature remains constant, what is the final pressure in psi? 37) ______

A) 0.167 psi            B) 16.7 psi              C) 3.38 psi               D) 75.0 psi               E) 338 psi

13. Which of the following is TRUE of a hydrogen bond?

A) The bond energy is less than a covalent bond.
B) The bond length is longer than a covalent bond.
C) A hydrogen is between two polar molecules.

D) A hydrogen is between a H atom and a nonbonding electron pair on a highly electronegative atom such as O, N, or F

E) all of the above

14.  NaCl is which type of solid?

A) molecular solid
B) covalent atomic solid
C) metallic atomic solid

D) nonbonding atomic solid

E) ionic solid

15.  Given the electronegativity values of H (2.1) and S (2.5), illustrate the bond polarity in a hydrogen sulfide molecule, H2S, using delta notation.

A) (+) H–S (-)
B) (-) H–S (+)
C) (-) H–S (-)
D) (+) H–S (+)
E) none of the above

Answer 1

W B. 0,9 (6) Posia Pele 7820n - Pretour B. 16.7 PS1 (18) to all of the above Clin Ebionic Solid G A2 41H-SE)