Q. Name the compound present in alkaline batteries?

A
Potassium permanganate
B
Potassium Nitrate
C
Potassium Hydroxide
D
Potassium Carbonate
Solution:

Potassium permanganate โ€“ purification of water

Potassium Nitrate โ€“ Exlplosives production

Potassium Carbonate โ€“ Potash, used in fertilizers

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