Which physical property of di-hydrogen is wrong?

${H}_{2}$ Is the lightest element ever and is a tasteless, odourless, colourless, and highly combustible gas. It's also in most organic compounds

Hydrogen is a highly inflammable gas. This is because it burns in air to give water.

The reaction is as follows:

$2{H}_{2} + {O}_{2} \to 2{H}_{2} O$.