Question

which is the lightest metal....??​

Answer 1

hello mate

the lightest metal in the universe is lithium having density

0.534g/cm3

Answer 2

$\huge\tt\fbox\pink{❥Answer:−}$

$▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬$

The lightest or least dense element which is a metal is lithium. The atomic number of lithium is 3 u.

$▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬$

$\huge\mathfrak\red{Thanks}$

I hope it will help you.