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The acid which forms two series of salts...

The acid which forms two series of salts is

A

`H_(3)PO_(4)`

B

`H_(3)PO_(3)`

C

`H_(3)BO_(3)`

D

`H_(3)PO_(2)`

Text Solution

Verified by Experts

The correct Answer is:
B
`H_(3)PO_(3)` is a dibasic acid. It forms two types of salts `NaH_(2)PO_(3)` and `Na_(2)HPO_(3)`
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ERRORLESS -S AND P BLOCK ELEMENTS-Ordinary thinking (Nitrogen family)
  1. Which of the following flourides does not exist?

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  2. The following two reactions of HNO(3) with Zn are given as (equations ...

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  3. The acid which forms two series of salts is

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  4. Which compound is related to Haber's process

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  5. Which of the following oxides does not form acidic aqueous solution ?

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  6. What would happen when a solution of potassium chromate is treated wit...

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  7. What may be expected to happen when phosphine gas is mixed with chlori...

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  8. The decreasing values of bond angles from NH3 (106^@) to SbH3 ( 101^@...

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  9. Reaction of PCl3 and PhMgBr would give

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  10. On adding excess of ammonium hydroxide to a copper chloride solution

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  11. Which is used in the Haper process for the manufacture of NH(3)?

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  12. Conc. HNO(3) can be stored in a container made of

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  13. Which of the following set of properties belong to PCI(5)?

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  14. Which of the following statements about liquid nitrogen is true

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  15. The carbonate which does not leave a residue on heating is

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  16. Bone black is a polymorphic form of

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  17. Which element exist as a solid at 25^@C and 1 atmospheric pressure amo...

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  18. Which one is correct statements

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  19. When equal weights of the two fertilizers, urea and ammonium sulphate ...

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  20. Which of the nitrates on strong heating leaves the metal as the residu...

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