Question

Iron reacts reversibly even with steam, whereas Calcium does not justify​

Answer 1

Metals low in the metal reactivity series do not react with water even at high temperature. Calcium (Ca) reacts slowly with cold water. Magnesium (Mg) reacts very slowly with hot water. It reacts with steam when being heated and gives hydrogen gas and metal oxide.

******OR########

Metals low in the metal reactivity series do not react with water even at high temperature. Calcium (Ca) It reacts slowly with cold water. ... It reacts with steam when being heated and gives hydrogen gas and metal oxide.

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