Which of the following shows correct molecular formula?
1)CaCl
2)BiPO4
3)NaSO4
4)NaS
Answers
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0
NaSo4 is the correct one
sodium sulphate
option (b)
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Answer:
Valency of Ca is 2 and Cl is 1. Hence, the correct formula for calcium chloride is CaCl2. Option A is incorrect.
Valency of Bi is 3 and (PO4) i.e. phosphate ion is also 3. Hence, the formula of bismuth phosphate is BiPO4. Option (B) is the correct answer.
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