Metal + Acid → ? + ?

Salt + hydrogen

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Salt + oxygen

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Salt + nitrogen

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Oxide + Hydrogen

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Solution

The correct option is B
Salt + oxygen

Metals above H in the reactivity series react with dil. acids to produce salt and hydrogen gas.

The equation is:

$M + H A \to M A + H_{2} ↑$

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Similar questions

Metal + Acid -

M e t a l + d i l . A c i d \to S a l t +

M e t a l h y d r o g e n c a r b o n a t e + d i l . A c i d \to S a l t +

+ W a t e r

\to

M e t a l + d i l . A c i d \to S a l t +

M e t a l h y d r o g e n c a r b o n a t e + d i l . A c i d \to S a l t +

+ W a t e r

\to

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