Chemistry, 21.08.2021 20:20 biba54

1. The compound 2NaCl consists of A.2 atoms of sodium element B. 1 atom of chlorine element C. 3 atoms of sodium element D. 1 atom of sodium element
2. The valency of iron in iron (III) sulphate is A.3 B.2
C.4
D.5
3.The systematic name of the compound Cuso, is A. Copper (I) sulphate B. Copper
(II) tetraoxosulphate C. Copper (II) tetraoxosulphate (IV) D. Copper (II)
tetraoxosulphate (VI)

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1. The compound 2NaCl consists of A.2 atoms of sodium element B. 1 atom of chlorine element C. 3 a...