Question

Name the most abundant compound of hydrogen present on earth.

Answer 1

• Hydrogen is the first element in the periodic table.
• It is the lightest element known so far.
• Most abundant element in the universe.
• The chemical symbol of hydrogen is $\mathrm{H}$.
• Antoine Lavoisier named the element as hydrogen.
• Hydrogen is mostly found in the combined state with other elements in various compounds like water, acids, alkalis, and other molecules.
• Water is the most abundant compound of hydrogen on earth . Water covers 70% of the earth. Every water molecule (${\mathrm{H}}_2\mathrm{O}$)contains two hydrogen atoms and one oxygen atom.