Question

of these,the least dense metal is

Answer 1

Lightest Elemental Metal. The lightest or least dense metal that is a pure element is lithium, which has a densityof 0.534 g/cm3. This makes lithium nearly half as dense as water, so if lithium was not so reactive, a chunk of the metal would float on water. Two other metallic elements are less densethan water.

Answer 2

The least dense metal is LITHIUM