Question

Which one of the following is used as a mordant in dyeing and tanning indusrty?

A. Magnesium oxide
B. magnesium carbonate
C. magnesium chloride
D. magnesium sulphate​

Answer 1

Answer:

magnesium sulphate is used as a mordant in dyeing and tanning industry..

Answer 2

Answer:

B and C are the answers .