Question

IV. Match the columns:
Column A
Column B
1. Anodising
a. Crystallisation
2. Gold-plated ornaments b. Baking a cake
3. Sea-water
c. Chemical change
4. Chemical change d. Electroplating
5. Setting of curd
e. Copper and zinc
6. Brass
f. Aluminium oxide​

Answer 1

Answer:

Anodising --- copper and zinc

Gold plated ornaments --- electroplating

sea water --- crystallization

chemical change --- setting of curd

brass --- baking of cakes

chemical change --- Aluminium oxide