Bitterns is a/an (A) Unsaturated fat (B) Starting material for the production of iodine (C) By-product of chlor-alkali industry (D) None of these

Bitterns is a/an
(A) Unsaturated fat
(B) Starting material for the production of iodine
(C) By-product of chlor-alkali industry
(D) None of these
by

1 Answer

Answer :

(D) None of these
by

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