The removal of hydrogen from a substance is called_______(oxidation/reduction)
Removal of hydrogen or addition of oxygen is called oxidation
when hydrogen gas is passed over a black coloured substance 'X', the coating of on its surface turns brown.this is due to:
i) oxidation of Xii) reduction of Xiii) neither oxidation nor reduction of Xiv) removal of impurities from the surface of XQ. name the substance X?
Reduction is the process of the addition of hydrogen to a substance.