Which of the following two compounds of potassium evolve gases when react with water? (A) KNO3 and K2CO3 (B) KO2 and K2S (C) KHCO3 and KOH (D) K2O2 and K2SO4

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Question

Which of the following two compounds of potassium evolve gases when react with water?

(A) KNO3 and K2CO3
(B) KO2 and K2S
(C) KHCO3 and KOH
(D) K2O2 and K2SO4

Prashant Kotian · Accepted Answer

Correct answer:

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