Question

Base Cation NaOH ----------- KOH ----------- Ca(OH)2 -----------​

Answer 1

Answer:

NH4CN is a salt of weak acid HCN (Ka=6.2×10−10)

and a weak base NH4OH (Kb=1.8×10−5). A one molar solution of NH4CN will be?

(A) Neutral

(B) Strongly acidic

(C) Strongly basic

(D) Weakly basic