WHICH METAL IS ACTUALLY THE LEAST REACTIVE. SOME PEOPLE SAY IT IS GOLD OTHERS SAY IT IS PLATINUM. WHICH METAL IS ACTUALLY THE MOST REACTIVE SOME PEOPLE SAY IT IS LITHIUM OTHERS SAY IT IS SODIUM.

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Solution

Iridium is the least reactive metal as compare to other gold and platinum metal because gold and platinum metal are effected by acid and Francium is the most reactive elements more than lithium and sodium.

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