PROPERTIES OF HYDROGEN GAS

Chemistry

PROPERTIES OF HYDROGEN GAS

PROPERTIES OF HYDROGEN GAS.

(a) Physical properties

Hydrogen is a neutral, colourless and odourless gas.

When mixed with air it has a characteristic pungent choking smell

It is insoluble in water thus can be collected over water.
It is the lightest known gas. It can be transferred by inverting one gas jar over another.