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Statement-1: Gold chloride (AuCl(3)) sol...

Statement-1: Gold chloride `(AuCl_(3))` solution cannot be stored in a vessel made of copper, iron, nickel, chromium, zinc or tin.
Statement-2 Gold is a very precious metal.

A

If both (A) and (R) are correct, and (R) is the correct explanation of (A).

B

If both (A) and (R) are correct, but (R) is not the correct explanation of (A).

C

If (A) is correct, but (R) is incorrect

D

If (A) is incorrect, but (R) is correct.

Text Solution

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The correct Answer is:
B
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Statement-I: Gold chloride (AuCI_(3)) solution cannot be stored in a vessel made of copper iron, nickel, chromium, zinc or tin. Because Statement-II: Gold is veru precious metal.

The questions consist of two atatements each, printed as Assertion and Reason. While answering these questions you are required to choose any one of the following four responses : Gold chloride (AuCl_3) solution cannot be stored in a vessel made of copper , iron, nickel chromium, zinc or tin, Gold is very prectous metal .

Statement -1 : KCl and NH_(4)Cl cannot be used in salt bridge of a cell containing Ag^(+), Hg_(2)^(2+) and Tl^(+) ions. Statement -2 : Cell will be destroyed due to precipitation of metal chlorides.

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  7. Assertion (A) : In a Daniell cell, if the concentration of Cu^(2+) an...

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  8. Statement-I: H(2)+O(2) fuel cell gives a constant voltage throughout i...

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  9. Assertion (A) : The presence of CO(2) in the air accelerates corrosio...

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  10. Assertion (A): For a Daniell cell : Zn|Zn^(2+)||Cu^(2+)|Cu with E(ce...

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  11. Assertion (A): A current of 96.5 amperes is passed into aquesous AgNO(...

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  12. (A) According to Kohlrausch's law, the molar conductance of a strong e...

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  14. (A) The charge of one mole of electron is one faraday. (R) The quant...

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  15. Statement -1 : During the electrolysis of water, two faraday of charge...

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  16. Statement -1 : Aqueous solution of CuSO(4) turns colourless on complet...

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  17. Statement -1 : Sodium ions are discharged at a mercury cathode in perf...

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  18. Statement -1 : KCl and NH(4)Cl cannot be used in salt bridge of a cell...

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  19. Statement -1 : The volatge of mercury cell remains constant for its li...

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  20. Statement -1 : In alkaline version of dry cell, NH(4)Cl is replaced by...

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