The action of water or dilute mineral acids on metals can give:

Hydrogen burns in air with a

Explain the laboratory preparation of dihydrogen.

The synonym for water gas when used in the production of methanol is:

At $298.2 \ K$,the relationship between the enthalpy of bond dissociation (in $kJ \ mol^{-1}$) for hydrogen $(E_{H})$ and its isotope,deuterium $(E_{D})$,is best described by:

The single largest industrial application of dihydrogen is: