Hydrogen has the lowest density of all elements. Density of it is 0.084 gm-3. It is a diatomic gas.
hydrogen
Hydrogen with 0.09 density
Hydrogen
The solid element that has the lowest density is lithium. Its density is 0.534 grams per cubic centimeters. Lithium is a metal, and it does not occur freely in nature.
Osmium is the solid element that has the highest density. Opposite of osmium is hydrogen which has the lowest density.
Tungsten
I think its hydrogen
This element is calcium (Ca) with a density of 1,54 g/cm3.
Look for the one with the lowest density.
The first three element of the Periodic Table of Elements have the lowest density. They are Hydrogen, Helium and Lithium.
Hydrogen: 0,089 88 g/L at 0 0C and 101,325 kPa.
Hydrogen, a gas, has the lowest density at room temperature and pressure (0,00008988 g/cm3).