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Give example of oxoacids of phosphours ...

Give example of oxoacids of phosphours having the oxidation state of P (1) + 4 (2) + 3 and (3) + 5 each.

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(1) Hypophosphoric acid `(H_(4),P_(2),O_(6))` (2) orth ophos -phorus acid `(H_(3)PO_(3))` and (3) orthophosphoric acid `(H_(3)PO_(4))`.
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CHHAYA PUBLICATION-P-BLOCK ELEMENTS-VERY SHORT ANSWER TYPES (VSA )
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  2. PCI(3) fumes in moist air - why ?

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  3. Give example of oxoacids of phosphours having the oxidation state ...

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  9. Distingusih between HN(3) and NH(3).

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  15. BH(4)^(-) and NH(4)^(-) ions are isolobal - explain.

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  16. What happens when a mixture of (NH(4))(2)SO(4) and NaNO(3) is heate...

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  17. Nitrous acid behave as an oxidant as well as a reductant - why ?

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  18. Arrange N(2)O(5), N(2)O(3) and N(2)O(4) in the order of increasing...

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  20. Which elements are also known as chalcogens ? Why ?

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