Multiple Choice
Which of the following reactions is associated with the definition of Kb?
A) CN- + H+ ![Which of the following reactions is associated with the definition of K<sub>b</sub>? A) CN<sup>-</sup> + H<sup>+</sup> HCN B) Cr<sup>3+</sup> + 6H<sub>2</sub>O Cr(OH<sub>2</sub>) <sub>6</sub><sup>3+</sup> C) Zn(OH<sub>2</sub>) <sub>6</sub><sup>2+</sup> [Zn(OH<sub>2</sub>) <sub>5</sub>OH]<sup>+</sup> + H<sup>+</sup> D) F<sup>-</sup> + H<sub>2</sub>O HF + OH<sup>-</sup> E) none of these](https://d2lvgg3v3hfg70.cloudfront.net/TB6422/11eaaf91_9e2d_9f18_892c_bbb40ad43fe0_TB6422_11.jpg)
HCN
B) Cr3+ + 6H2O ![Which of the following reactions is associated with the definition of K<sub>b</sub>? A) CN<sup>-</sup> + H<sup>+</sup> HCN B) Cr<sup>3+</sup> + 6H<sub>2</sub>O Cr(OH<sub>2</sub>) <sub>6</sub><sup>3+</sup> C) Zn(OH<sub>2</sub>) <sub>6</sub><sup>2+</sup> [Zn(OH<sub>2</sub>) <sub>5</sub>OH]<sup>+</sup> + H<sup>+</sup> D) F<sup>-</sup> + H<sub>2</sub>O HF + OH<sup>-</sup> E) none of these](https://d2lvgg3v3hfg70.cloudfront.net/TB6422/11eaaf91_9e2d_c629_892c_3169f4c22765_TB6422_11.jpg)
Cr(OH2) 63+
C) Zn(OH2) 62+ ![Which of the following reactions is associated with the definition of K<sub>b</sub>? A) CN<sup>-</sup> + H<sup>+</sup> HCN B) Cr<sup>3+</sup> + 6H<sub>2</sub>O Cr(OH<sub>2</sub>) <sub>6</sub><sup>3+</sup> C) Zn(OH<sub>2</sub>) <sub>6</sub><sup>2+</sup> [Zn(OH<sub>2</sub>) <sub>5</sub>OH]<sup>+</sup> + H<sup>+</sup> D) F<sup>-</sup> + H<sub>2</sub>O HF + OH<sup>-</sup> E) none of these](https://d2lvgg3v3hfg70.cloudfront.net/TB6422/11eaaf91_9e2d_c62a_892c_3385b9a4fd0e_TB6422_11.jpg)
[Zn(OH2) 5OH]+ + H+
D) F- + H2O ![Which of the following reactions is associated with the definition of K<sub>b</sub>? A) CN<sup>-</sup> + H<sup>+</sup> HCN B) Cr<sup>3+</sup> + 6H<sub>2</sub>O Cr(OH<sub>2</sub>) <sub>6</sub><sup>3+</sup> C) Zn(OH<sub>2</sub>) <sub>6</sub><sup>2+</sup> [Zn(OH<sub>2</sub>) <sub>5</sub>OH]<sup>+</sup> + H<sup>+</sup> D) F<sup>-</sup> + H<sub>2</sub>O HF + OH<sup>-</sup> E) none of these](https://d2lvgg3v3hfg70.cloudfront.net/TB6422/11eaaf91_9e2d_c62b_892c_17484102d075_TB6422_11.jpg)
HF + OH-
E) none of these
Correct Answer:
Verified
Correct Answer:
Verified
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