Articles made of copper or bronze slowly tarnish in air and turn green. The green c olour is due to the formation of

Articles made of copper or bronze slowly tarnish in air and turn green. The green colour is due to the formation of

The deep green colour of compound (C ) is due to the formation of:

The green layer found on the copper vessel is due to the formation of_______

A solution of Cr(NO_3)_3 slowly turns green when cone. HCl is added due to the formation of

Copper gets covered with green layer when exposed to air due to the formation of:

A small amount of a substance X is taken in a beaker and dilute hydrochloric acid is added to it slowly while stirring. The colour of the solution turns blue green. Select the correct statements: I. The substance X is copper oxide II. The substance X is iron oxide III. The blue green colour of the solution is due to the formation of copper chloride. IV. The blue green colour of the solution is due to the formation of copper sulphate.