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Which statement is not true?...

Which statement is not true?

A

`pH` of `1xx10^(8)M HCl` is `8`

B

`96500` coulomb deposits 1 g equivalent of copper

C

Conjugate base of `H_(2)PO_(4)^(-)` is `HPO_(4)^(2-)`

D

`pH+pOH=14` for all aqueous solution

Text Solution

Verified by Experts

The correct Answer is:
A
`pH` of `1xx10^(8)MHCI is = 7` (HCI is acid).
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P BAHADUR-IONIC EQUILIBRIUM-Exercise4
  1. The solubility of a springly soluble salt AB(2) in water is 1.0xx10^(-...

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  2. Which of the following has highest proton affinity?

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  3. Which statement is not true?

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

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  5. Which one is amphoteric oxide ?

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

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

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

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

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

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

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

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

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

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

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

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

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  18. At 25^(@)C, the solubility product of Mg(OH)(2) is 1.0xx10^(-11). At w...

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  19. Solubility product of silver bromide is 5.0xx10^(-13). The quantity of...

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  20. The pH of a 0.1 molar solution of the acid HQ is 3. The value of the i...

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