Hydrogen

Atomic no.of Hydrogen is

Hydrogen was first prepared by

_____________________names / coined the term Hydrogen.

During electrolysis of water , hydrogen is collected at

_______________________electrodes are used during electrolysis of water.

Nitric acid and hydrochloric acid are

During electrolysis of water oxygen is collected at

Current enters the electrolyte through the

Current leaves the electrolyte through the

Granulated zinc is preferred over other metals because it