What happerns when:  a. Chromium hydrogen is treated with hydrogen
Channel: Doubtnut
Date: 26/07/2020

What happerns when:  a. Chromium hydrogen is treated with hydrogen peroxide in the presence of sodium hydroxide.  b. Hydrogen peroxide is added to ferrous ammonium sulphate solution.  c. hydrogen peroxide is added to acidified potassium permanganate.  d. An alkaline solution of potassium ferricyanide is reacted with `H_(2)O_(2)`.