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Aqueous solution of CuSO(4).5H(2)O chang...

Aqueous solution of `CuSO_(4).5H_(2)O` changes blue litmus paper to red due to

A

Presence of `Cu^(++)` ions

B

Presence of `SO_(4)^(--)` ions

C

Hydrolysis taking place

D

Reduction taking place

Text Solution

Verified by Experts

The correct Answer is:
C
Hydrolysis of `Cu^(2+)` produces `H^(+)` ions in solution.
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In solid CuSO_(4).5H_(2)O

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An element E forms an oxide E_(2)O . An aqueous solution of E_(2)O turns red litmus paper blue. (a). What is the nature of the oxide E_(2)O ? (b). State whether element E is a metal or a non-metal. (c). Give one example of an element like E.

ERRORLESS -IONIC EQUILIBRIUM-Ordinary Thinking (Acids and Bases)
  1. The conjugate base of HBr is:

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  2. According to Bronsted lowry, water is a/an

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  3. Aqueous solution of CuSO(4).5H(2)O changes blue litmus paper to red du...

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  4. An aqueous solution of ammonium carbonate is

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  5. In the reaction NH(3)+BF(3) hArr NH(3) rarr BF(3), BF(3) is

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  6. Molar heat of neutralization of NaOH with HCl in comparison to that of...

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  7. What name is given to the reaction between hydrogen ion and hydroxyl i...

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  8. pK(a) value of the strongest acid among the following is

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  9. In the following reaction HC(2)O(4)^(-)(aq)+PO(4)^(3-)(aq)hArrHPO(4)^(...

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  10. Which of the following statement is true

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  11. Which of the following can act both as Bronsted acid and as Bronsted b...

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  12. The species which acts as a Lewis acid but not as Bronsted acid is

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  13. The aqueous solution of which one of the following is basic

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  14. Among the following, the weakest base is

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  15. Which of the following behaves as both Lewis and Bronsted base

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  16. The pH is less than 7, of the solution of

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  17. Aqueous solution of weak acid and weak base is

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  18. The conjugate base of HSO(3)^(-) is

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  19. Which of the following can be classified as a Bronsted base ?

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  20. In the reaction 2H(2)O hArr H(3)O^(+) + OH^(-), water is

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