Describe the preparation of potassium dichromate from iron chromite ore.

Describe the preparation of potassium dichromate from chromite ore. What is the effect of increasing pH of potassium dichromate solution ?

Describe the preparation of potassium dichromate from chromite ore. What is the effect of increasing pH on solution of potassium dichromate ?

(a) Describe the preparation of potassium dichromate from chromite ore: (b) How does the acidified solution of potassium permanganate react with (i) oxalic acid (ii) iron (II) ions.

(a) Describe the preparation of potassium dichromate.

Write the equations involved in the preparation of potassium dichromate from chromite ore.

Write the chemical reactions in the preparation of potassium dichromate from chromite ore.

Write the balanced equations involved in the preparation of potassium dichromate from chromite ore.

Describe the method of preparation of potassium dichromate from chromite ore.

Describe the preparation of potassium permanganate.