Who can help me in answering this Q?a

[test_tube]

Al salam 3likom
Plz. help me in answering this Q
Give Reason: Potassium reacts with water instantly while copper doesn't react with water

[essamzs]

potassium is more reactive (it is from alkali metals

so it proceed hydrogen in chemical activity series while copper follow hydrogen

[أستاذة]

Potssium is more active than copper as it is one of the alkali metals

[منار فوزى]

because potassium is avery active element while copper is an inactive element>>>>>