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The true statement for the acids of phos...

The true statement for the acids of phosphorus, `H_(3)PO_(2), H_(3)PO_(2) and H_(3)PO_(4)` is

A

their acidic nature is : `H_(3)PO_(4)ltH_(3)PO_(2)ltH_(3)PO_(2)`

B

all of them are reducing in nature

C

all of them are tribasic acids

D

the geometry.of phosphorus is tetrahedral in all the three

Text Solution

Verified by Experts

The correct Answer is:
D
`Ba(N_(3))_(2)overset(Delta)toBa+3N_(2)`
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FIITJEE-PREPARATION AND PROPERTIES OF COMPOUNDS AND GENERAL DISCUSSION OF S-AND P-BLOCK ELEMENTS-SOLVED PROBLEMS (OBJECTIVE)
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  2. N(2)O is formed when:

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  3. The true statement for the acids of phosphorus, H(3)PO(2), H(3)PO(2) a...

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  4. Extra pure N2 can be obtained by heating

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  5. The reaction of P(4) with X leads selectively to P(4)O(6) The X is :

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  6. A white solid (X) gives golden yellow flame on platinum wire. A piece ...

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  7. A solution of sodium metal in liquid ammonia is strongly reducing due ...

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  8. Amongst sodium halides, NaF has the highest m.p. because it has

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  9. The molecular formula of Glauber's salt is

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  10. A solution of sodium sulphate in qater is electrolysed using inert ele...

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  11. Which of the following does not give flame test?

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  12. In the electrolysis of alumina, cryolite is added to

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  13. Butter of tin is

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  14. Which of the following is/are amphoteric?

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  15. Tin (ll) chloride is used

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  16. White phosphorus (P(4)) has

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  17. Pyrophosphorous acid, H(4)P(2)O(5)

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  18. Which of the following properties decrease from top to bottom down the...

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  19. The compounds(s) formed upon combustion of sodium metal in excess air...

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  20. The nirogen oxide (s) that contains N-N bonds is/are

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