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Assertion: Phosphorous acid is a dibasic...

Assertion: Phosphorous acid is a dibasic acid
Reason: In phosphorous acid, there are two H-atoms directly attached to phosphorous.

A

Both A and R are correct and R is the correct explanation of A

B

Both A and R are correct and R is not the correct explanation of A

C

A is correct R is wrong

D

A is wrong R is correct

Text Solution

Verified by Experts

The correct Answer is:
C
In phosphorus acid, one H-atom directly attached to phosphorus
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NARAYNA-15TH GROUP ELEMENTS-Level-V
  1. Anisole with conc. HNO(3) and conc. H(2)SO(4) gives

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  2. The State of hybridisation of phosphorus (Z=15) in phosphate ion (PO(4...

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  3. Assertion: Phosphorous acid is a dibasic acid Reason: In phosphorous...

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  4. Assertion BF(3) has greater dipole momnet than H(2)S Reasoning Fluor...

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  5. Assertion: White phosphorous is more stable than red phosphorous Rea...

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  6. The sum of bascities of H(3)PO(4), H(3)PO(3) and H(3)PO(2) is

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  7. The neutral oxide is

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  8. In H(6)P(6)O(18),P(4)O(10) how many P-O-P bonds are present respective...

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  9. Number of sigma and pi bonds present in :

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  10. Boric acid on heating at 100^@ C, gives (X). (X) on heating at 160^@ C...

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  11. White phosphorus when heated with conc.NaOH solution in an inert atmos...

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  12. Among the oxyacids of phosphorous the dibasic acid is

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  13. Explain the bond lengths of all P-Cl bonds in PCl (5) molecule.

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  14. Number of explosive products formed when NH(3) react with excess chlor...

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  15. Find the total number of P-S-P linkages in P(4)S(10) ?

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  16. H(3)PO(3)overset(Delta)toH(3)PO(4)+PH(3)uarr

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  17. Let us consider the following conversion: Na + NH(3) overset("Fe cat...

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  18. Nitric oxide (NO) which often acts as a three electron donating ligand...

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  19. The number of peroxy bonds present in pyrophosphoric acid:

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  20. How many moles of PH(3) can be obtained by disporportionating 1 mole o...

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