3 years ago

Which formula represents lead (ii) phosphate? 1. pbpo4 2. pb4po4 3. pb3(po4)2 4. pb2(po4)3?

1 answer:

6 0

3.) Charge on one molecule of PO4 is -3. So on two molecule it'll be 2(-3) = -6. Let oxidation number of Pb be x. Therefore, 3x+(-6) = 0. 3x=6. x=2.

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