Question:
Match List-I with List-II.
Choose the correct answer from the options given below :
Correct Option: , 3
Solution:
(a) Siderite $=\mathrm{FeCO}_{3}=\mathrm{Fe}$-metal
(b) Calamine $=\mathrm{ZnCO}_{3}=\mathrm{Zn}$-metal
(c) Malachite $=\mathrm{Cu}(\mathrm{OH})_{2} \cdot \mathrm{CuCO}_{3}=$ Cu-metal
(d) Cryolite $=\mathrm{Na}_{3} \mathrm{~A} \ell \mathrm{F}_{6}=\mathrm{A} \ell$-metal