Question 996
What reagent is used to acidify the sodium chromate solution in the preparation of sodium dichromate?
Question 997
What is the color of the solution obtained after filtering the product of the chromite fusion reaction?
Question 998
What is the role of air (O2) in the fusion reaction of chromite ore with sodium carbonate?
Question 999
What is the immediate product formed when chromite ore is fused with sodium carbonate and air?
Question 1000
What is the primary source material for the industrial preparation of potassium dichromate?