Under suitable conditions, the following reaction:
Metal+Water $H e a t - -- \to$ Oxide or hydroxide of metal + Hydrogen
may take place? Find which of the following metals, does not react in this way.

Sodium

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Copper

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Iron

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Magnesium

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Solution

The correct option is C Copper
Because $C u$ is placed below $H_{2}$ in reactivity series, hence cannot displace $H_{2}$ . Hence reaction does not occur.

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Similar questions

Which one of the following metals does not react with water at any conditions?

M + W a t e r \to O x i d e + H_{2} ↑

(a) Metal + Oxygen $\to$ Metal oxide

(b) Metal + Cold water or hot water or steam $\to$ Metal hydroxide + Hydrogen

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