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Question

Calcium reacts __________ with water and forms calcium hydroxide and liberates hydrogen gas.

A
vigroushly
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B
slowly
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C
violently
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D
uniformally
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Solution

The correct option is A vigroushly
Calcium reacts vigorously even with cold water and forms calcium hydroxide and liberates hydrogen gas.
Ca+2H2OCa(OH)2+H2
Hence, the option (A) is the correct answer.

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