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Pickout incorrect statement ?...

Pickout incorrect statement ?

A

Pyrophosphoric acid can be obtained by heating orthophosphorus

B

Orthophosphorous can be obtained by reacting `P_(4)O_(6)` with water

C

Orthophosphoric acid can be obtained by reacting `P_(4)O_(10)` with water

D

Metaphosphoric acid is obtained by the dehydration of orthophosphoric acid at `316^(@)C`

Text Solution

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The correct Answer is:
A
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NARAYNA-15TH GROUP ELEMENTS-Level-V
  1. Number of hybrid orbitls around phosphorous in Ca(5)[PO(4)](3)[OH]

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  2. Which of the following salts produces nitrogen by decomposition ? I....

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  3. Pickout incorrect statement ?

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  4. Which of the following statements is not correct ?

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  5. In the reaction , CH(3)-underset(Br)underset(|)(CH)-CH(3)overset(alc...

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  6. NH(4)NO(3) overset(Delta)rarr X +H(2)O, NH(4)NO(2) overset(Delta)rar...

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  7. Choose the correct combination of the following

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  8. Which is a set of acid salts and can react with base?

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  9. A white solid X reacts with dil. HCl to give colourless gas which is u...

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  10. The tendency of nitrogen halides to act as Lawis bases decreases in th...

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  11. Schweitzers reagent is :

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  12. The tendency to form complexes is meximum for

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  13. Which readily form p pi-p pi multiple bonds with itself and with C and...

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  14. A metal 'M' reacts with aqua regia gives corresponding acid but does n...

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  15. Which of the following statements is not correct ?

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  16. What is the hydrolysis product of hypophosphoric acid ?

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  17. Which phosphine is bubbled through a solution of silver nitrate, the c...

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  18. Thonas Slag is

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  19. Na+NH(3)underset(Delta)overset("Iron catalyst")rarr(A) overset(N(2)O)r...

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  20. Identify the incorrect statement from the following

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