Question

Write the name of metal which react less violently with cold water

Answer 1

Hyy Dude

Reactivity series of metals

Order of reactivity Metal Reactions with water or steam

most reactive potassium (K) very vigorous reaction with cold water

↑ sodium (Na) vigorous reaction with cold water

↓ calcium (Ca) less vigorous reaction with cold water

least reactive magnesium (Mg) slow reaction with cold water, vigorous with steam.

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Answer 2

Explanation:

calcium....... less reaction

slow reaction...... megnisium