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11. Which of the following represents a correct chemical formula? Name it. (a) CaCl (b) BiPO4 (c) NaSO4 (d) NaS

11. Which of the following represents a correct chemical formula? Name it.
(a) CaCl
(b) BiPO4
(c) NaSO4
(d) NaS

Grade:12th pass

1 Answers

Pawan Prajapati
askIITians Faculty 60782 Points
2 years ago
(a) CaCl = Wrong (valency of Ca = 2, Cl = 1) (b) BiPO4 = Correct (valency of Bi = 3, PO4 = 3) (c) NaSO4 = Wrong (valency of Na = 1, SO4 = 2) (d) NaS = Wrong (valency of Na = 1, Sulphide = 2)

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