Question

Name two metals which react vigorously even with cold water name one metal which is ignited continues to burn in a stream short answer short answer

Answer 1

1) All Alkali metals
2) magnesium

Answer 2

potassium and sodium are two metals which react vigorously even with cold water

burning magnesium rips out the O from steam:

Mg + H2O(g) -> MgO + H2

Magnesium continues to burn in steam