Question

Which of the following is used as a supplement  in the common salt 
a) Bleaching  powder 
b) Calcium sulphate
c) Sodium iodate 
d) Sodium benzoate ​

Answer 1

Explanation:

c) Sodium iodate is the answer

Hope its help..

Answer 2

Answer:

Salt, table salt or common salt is a mineral composed primarily of sodium chloride (NaCl), a chemical compound belonging to the larger class of salts; salt in its natural form as a crystalline mineral is known as rock salt or halite.