Question

11. Which of the following salt will give acidic solution when dissolved in water?
a.NH4Cl
b.NaCl
c.Na2Co3
d.CH3COONa​

Answer 1

Answer:

NH4Cl

as NH4Cl ->NH4+ +Cl-

as Cl- does not react with water but

NH4+ +H2O->NH4OH+H+

as H+ release solution become acidic

Answer 2

Answer:

NH4Cl.................