Multiple Choice
Which of the following reactions is associated with the definition of Kb?
A) CN-(aq) + H+(aq) ![Which of the following reactions is associated with the definition of K<sub>b</sub>? A) CN<sup>-</sup>(aq) + H<sup>+</sup>(aq) HCN(aq) B) F<sup>-</sup>(aq) + H<sub>2</sub>O(l) HF(aq) + OH<sup>-</sup>(aq) C) Zn(OH<sub>2</sub>) <sub>6</sub><sup>2+</sup>(aq) [Zn(OH<sub>2</sub>) <sub>5</sub>OH]<sup>+</sup>(aq) + H<sup>+</sup>(aq) D) Cr<sup>3+</sup>(aq) + 6H<sub>2</sub>O(l) Cr(OH<sub>2</sub>) <sub>6</sub><sup>3+</sup>(aq) E) none of these](https://d2lvgg3v3hfg70.cloudfront.net/TB2288/11ea7a3a_9f28_1f36_a82d_83558349a513_TB2288_11.jpg)
HCN(aq)
B) F-(aq) + H2O(l) ![Which of the following reactions is associated with the definition of K<sub>b</sub>? A) CN<sup>-</sup>(aq) + H<sup>+</sup>(aq) HCN(aq) B) F<sup>-</sup>(aq) + H<sub>2</sub>O(l) HF(aq) + OH<sup>-</sup>(aq) C) Zn(OH<sub>2</sub>) <sub>6</sub><sup>2+</sup>(aq) [Zn(OH<sub>2</sub>) <sub>5</sub>OH]<sup>+</sup>(aq) + H<sup>+</sup>(aq) D) Cr<sup>3+</sup>(aq) + 6H<sub>2</sub>O(l) Cr(OH<sub>2</sub>) <sub>6</sub><sup>3+</sup>(aq) E) none of these](https://d2lvgg3v3hfg70.cloudfront.net/TB2288/11ea7a3a_9f28_1f37_a82d_61bc5dd46ef3_TB2288_11.jpg)
HF(aq) + OH-(aq)
C) Zn(OH2) 62+(aq) ![Which of the following reactions is associated with the definition of K<sub>b</sub>? A) CN<sup>-</sup>(aq) + H<sup>+</sup>(aq) HCN(aq) B) F<sup>-</sup>(aq) + H<sub>2</sub>O(l) HF(aq) + OH<sup>-</sup>(aq) C) Zn(OH<sub>2</sub>) <sub>6</sub><sup>2+</sup>(aq) [Zn(OH<sub>2</sub>) <sub>5</sub>OH]<sup>+</sup>(aq) + H<sup>+</sup>(aq) D) Cr<sup>3+</sup>(aq) + 6H<sub>2</sub>O(l) Cr(OH<sub>2</sub>) <sub>6</sub><sup>3+</sup>(aq) E) none of these](https://d2lvgg3v3hfg70.cloudfront.net/TB2288/11ea7a3a_9f28_1f38_a82d_1d4e13d6f5ea_TB2288_11.jpg)
[Zn(OH2) 5OH]+(aq) + H+(aq)
D) Cr3+(aq) + 6H2O(l) ![Which of the following reactions is associated with the definition of K<sub>b</sub>? A) CN<sup>-</sup>(aq) + H<sup>+</sup>(aq) HCN(aq) B) F<sup>-</sup>(aq) + H<sub>2</sub>O(l) HF(aq) + OH<sup>-</sup>(aq) C) Zn(OH<sub>2</sub>) <sub>6</sub><sup>2+</sup>(aq) [Zn(OH<sub>2</sub>) <sub>5</sub>OH]<sup>+</sup>(aq) + H<sup>+</sup>(aq) D) Cr<sup>3+</sup>(aq) + 6H<sub>2</sub>O(l) Cr(OH<sub>2</sub>) <sub>6</sub><sup>3+</sup>(aq) E) none of these](https://d2lvgg3v3hfg70.cloudfront.net/TB2288/11ea7a3a_9f28_4649_a82d_99ef6625892c_TB2288_11.jpg)
Cr(OH2) 63+(aq)
E) none of these
Correct Answer:
Verified
Correct Answer:
Verified
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