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Species acting as both Bronsted acid and...

Species acting as both Bronsted acid and base is:

A

`HSO_(4)^(-)`

B

`Na_(2)CO_(3)`

C

`NH_(3)`

D

`OH^(-)`

Text Solution

Verified by Experts

The correct Answer is:
A
`HSO_(4)^(-)rarrH^(+)+SO_(4)^(2-)`,
`HSO_(4)^(-)+H^(+)rarrH_(2)SO_(4)`
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P BAHADUR-IONIC EQUILIBRIUM-Exercise4
  1. Equal volumes of 1M HCI and 1M H(2)SO(4) are neutralised by 1M NaOH so...

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  2. Species acting as both Bronsted acid and base is:

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  3. If the solubility of an aqueoues solution of Mg(OH)(2) be X mole litre...

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  4. The solubility of a springly soluble salt AB(2) in water is 1.0xx10^(-...

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  5. Which of the following has highest proton affinity?

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  6. Which statement is not true?

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  7. When rain is accompained by a thunderstorm, the collected rain water w...

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  8. Which one is amphoteric oxide ?

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  9. The conjugate base of H(2)PO(4)^(-) is :

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  10. K(SP) of MX(4) and solubility of MX(4) is S mol//L is related by:

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  11. The solubility product of a salt having general formula MX(2) in water...

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  12. Hydrogen ion concentration in mol//L in a solution of pH=5.4 will be:

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  13. The conjugate base of OH^(-) is :

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  14. The pK(a) of a weak acid (HA) is 4.5. The pOH of an aqueous buffered s...

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  15. The first and second dissociation constant of an acid H(2)A are 1.0xx1...

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  16. Four species are listed below: (i) HCO(3)^(-) (ii) H(3)O^(+) (ii...

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  17. The pK(a) of a weak acid, HA, is 4.80. The pK(b) of a weak base, BOH, ...

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  18. Solid Ba(NO(3)) is gradually dissolved in a 1.0xx10^(-4) M Na(2)CO(3) ...

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  19. Three reactions involving H(2)PO(4)^(-) are given below I. H(3)PO(4...

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  20. In aqueous solution the ionization constants for carbonic acid are: ...

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