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(A): Orthophosphoric acid can form two a...

(A): Orthophosphoric acid can form two acidic salts and one normal salt
(R): Orthophosphoric acid is a tribasic acid

A

Both A & R are true, R is the correct explanation of A

B

Both A & R are true, R is not correct explanation of A

C

A is true, R is false

D

A is false, R is true

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The correct Answer is:
A
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Basicity of orthophosphoric acid is

Anhydride of orthophosphoric acid is

Which are acidic salts ?

(A) Sulphuric acid forms two series of salts with alkalies (R ) Sulphuric acis is a diabasic acid

The acid which forms two series of salts is :

Which acid can combine with its own salt again

Write the different types of salts formed by orthophosphoric acid.

Molecular weight of orthophosphoric acid is M. Its equivalent weight is

Molecular weight of orthophosphoric acid is M. Its equivalent weight is

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AAKASH SERIES-VA GROUP ELEMENTS-OBJECTIVE EXERCISE - 1 (NITRIC ACID)
  1. Catalyst in the Ostwald's process is

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  2. Moles of oxygen that can oxidise on mole of NH(3) to NO

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  3. Which of the following is used in pyro-techniques

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  4. Percentage of nitric acid obtained in Ostwald's process is

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  5. (A) : P(4) is more reactive than N(2). (R ) : P-P bonds are relative...

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  6. (A): Nitrogen can form pentahalides (R): Nitrogen does not possess v...

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  7. (A): H(3)PO(3) and H(3)PO(4) are tribasic acids (R) : H(3)PO(3) has ...

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  8. (A): NH(3) is a liquid while the other hydrides of V-A Group elements ...

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  9. (A): Thermal stability of VA group hydrides decreases from NH(3) to Bi...

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  10. (A): HNO(3) is a stronger acid than HNO(2). (R): There are two nitro...

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  11. (A): NO(3)^(-) and CO(3)^(-2) ions are isoelectronic. (R): Nitrate i...

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  12. (A): NO(3)^(-) ion is light bluish in colour. (R): NO(3)^(-)  ion is...

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  13. (A): PF(5) and IF(5) have similar shapes (R): PF(5) has two types of...

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  14. (A): Nitrous oxide is called laughing gas. (R): Nitrous oxide is a l...

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  15. (A): Nitrogen is unable to show a valency more than three. (R): Nitr...

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  16. (A): Central atom usually forms three single and one double bonds in a...

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  17. (A): Phosphorus is more reactive element of Group VA (R): N-=N bond ...

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  18. (A): Orthophosphoric acid can form two acidic salts and one normal sal...

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  19. (A) : PF(5),PCl(5) and PBr(3) are known, the pentahalides of nitrogen ...

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  20. (A) : Nitrogen has higher ionization energy than that of oxygen. (R ...

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