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

The conjugate base of `H_(2)PO_(4)^(-)` is :

A

`HPO_(4)^(2-)`

B

`P_(2)O_(5)`

C

`H_(3)PO_(4)`

D

`PO_(4)^(3-)`

Text Solution

Verified by Experts

The correct Answer is:
A
`underset("Acid")(H_(2)PO_(4)^(-))rarrH^(+)+underset("Base")(HPO_(4)^(2-))`
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P BAHADUR-IONIC EQUILIBRIUM-Exercise4
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  6. Hydrogen ion concentration in mol//L in a solution of pH=5.4 will be:

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

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

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

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

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

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

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