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H(3)PO(2) is the molecular formula of an...

`H_(3)PO_(2)` is the molecular formula of an acid of phosphorus. Its name and basicity respectively are

A

Phosphorus acid and two

B

Hypophospheous acid and two

C

Hypophosphorous acid and one

D

Hypophosphoric acid and two

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The correct Answer is:
C
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NARAYNA-15TH GROUP ELEMENTS-Level-II (C.W)
  1. Oxidation state of +1 for phosphorus is found in

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  2. The number of hydroxyl group in pyrophosphoric acid is

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  3. H(3)PO(2) is the molecular formula of an acid of phosphorus. Its name ...

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  4. The acid that forms primary, secondary and tetiary phosphates is

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  5. Which of the following is not an acidic salt ?

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  6. The reducing strength of oxyacid of the Phosphorous depends on

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  7. Regarding H(3)PO(5) the wrong statement is

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  8. The following are some statements about HNO(2) I) Its undissociated...

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  9. The statements regarding oxyacids of phosphorous are I) HPO(3) molec...

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  10. Which pair of oxyacids of phophorous containm 'P-H' bonds ?

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  11. A & B are two gases 'A' is identified with the glass rod dipped in NH(...

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  12. Nesslers reagent is used to detect trace amounts of ammonia. Its formu...

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  13. Cyanamide process is used to prepare

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  14. Conc. HNO(3) is treated with iron. The metal is passive because

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  15. 4Zn+10HNO(3)rarr4Zn(NO(3))(2)+NH(4)NO(3)+3H(2)O. In this reaction one ...

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  16. [CaO.Ca(NO(3))(2)] is the chemical composition of the substance, commo...

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  17. Which of the following is not correct ?

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  18. Assertion (A) : P(4) is more reactive than N(2) Reason (R) : P-P bon...

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  19. Assertion (A) : Bismuth compounds are stable +V oxidation state than i...

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  20. Assertion (A) : The hydrides of VA group elements are good reducing Ag...

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