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Why do magnesium react with hot …

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Why do magnesium react with hot water only..?? Can't it react with cold or medium water..??

Posted by Shanvi Choudhary 5 years, 10 months ago

CBSE > Class 10 > Science

2 answers

Yogita Ingle 5 years, 10 months ago

Magnesium reacts slowly in water but reacts vigorously with steam. The reason why Magnesium doesn't really react with cold water is that it becomes coated with Magnesium hydroxide which is insoluble, so it prevents water coming into contact with Magnesium.

1Thank You

Abhinav Rana 5 years, 10 months ago

No . yes it can react with cold water also but it is very slow process to get Mg(OH)2

2Thank You

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CBSE > Class 10 > Science