Transition and InnerTransition Elements - Result Question 115

####14. In the following reactions, $ZnO$ is respectively acting as a/an

(2017 Main)

(i) $ZnO+Na _2 O \longrightarrow Na _2 ZnO _2$

(ii) $ZnO+CO _2 \longrightarrow ZnCO _3$

(a) base and acid

(b) base and base

(c) acid and acid

(d) acid and base

Show Answer

Solution:

  1. Zinc oxide $(ZnO)$ when react with $Na _2 O$ it act as acid while with $CO _2$ it act as base. Therefore, it is an amphoteric oxide.



NCERT Chapter Video Solution

Dual Pane