Metals react with acids and produce ________ gas.

oxygen

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carbon dioxide

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sulphur

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hydrogen

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Solution

The correct option is D hydrogen
Metals readily react with acid and produce hydrogen gas which burns with a pop sound. Metals are placed above hydrogen in reactivity series and displace it during a reaction with an acid. As acids have a property of giving $H^{+}$ ions. A resultant is formed with release of hydrogen gas.

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Similar questions

Correct the following statements :

(a) Hydrogen is used as a fuel for rocket propulsion.

(b) All metals react with acids to give hydrogen.

(d) Very dilute nitric acid reacts with zinc to produce hydrogen.

(e) $C o n c . H_{2} S O_{4}$ reacts with zinc to liberate hydrogen.

Fill in the blanks:

(a) Phosphorus is a very _________ non-metal.

(b) Metals are ________ conductors of heat and _________.

(d) Metals react with acids to produce _________ gas.

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