Question:
Match List -I with List - II
Choose the most appropriate answer from the options given below.
Correct Option: , 2
Solution:
Kernite $=\mathrm{Na}_{2} \mathrm{~B}_{4} \mathrm{O}_{7} \cdot 4 \mathrm{H}_{2} \mathrm{O}$
Cassiterite $=\mathrm{SnO}_{2}$
Calamine $=\mathrm{ZnCO}_{3}$
Cryolite $=\mathrm{Na}_{3} \mathrm{~A} \ell \mathrm{F}_{6}$