Name a metal that : -
a) reacts violently even with cold water
b) reacts slowly with cold water but reacts vigorously with hot water
c) has no reaction with cold water but reacts with hot water
d) has no reaction with water but reacts with steam
Support your answer with chemical equations of the reactions.
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a) Potassium and sodium
b) Calcium
c) Magnesium
d) Aluminium and iron
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