Aqueous $C u S O_{4}$ is electrolyzed using $A g$ as anode and $C u$ as cathode, then product of electrolysis at anode and cathode are, respectively

$O_{2}$ , $A g$

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$A g^{+}$ , $A g$

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$A g$ , $A g^{+}$

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$A g^{+}, H_{2}$

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Solution

The correct option is B
$A g^{+}$ , $A g$

$C u S O_{4} \to C u^{2 +} + S O_{4}^{2 -} H_{2} O \to H^{+} + O H^{-} A n o d e : S O_{4}^{2 -}, O H^{-}, A g (s) A g (s) \to A g^{+} + e^{-} C a t h o d e : (C u^{2 +}, H^{+}, A g^{+}) H i g h E^{\circ} v a l u e A g^{+} + e^{-} \to A g (s)$

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Similar questions

When aqueous $A g N O_{3}$ is electrolyzed using Pt electrodes, if 3.2 g of $O_{2}$ is liberated at the anode, the Amount of Ag that will be deposited at the cathode in grams is (at wt. of Ag = 108)

Match the following:

List-I

A) Electrolysis of aq. sol. of $N a_{2} S O_{4}$ by using inert electrodes.

B) Electrolysis of 50% $H_{2} S O_{4}$ using Pt electrodes.

C) Electrolysis of Aq. sol. of $A g N O_{3}$ using inert electrodes.

D) Electrolysis of aq. $A g N O_{3}$ using silver electrodes.

List-II

1) Ag at cathode $O_{2}$ at anode

2) $H_{2}$ at cathode $O_{2}$ at anode

3) $H_{2}$ at cathode $H_{2} S_{2} O_{8}$ at anode

4) $A g^{+} + e^{-} \to A g$
$A g \to A g^{+} + e^{-}$

Q. What is the total score for the correct statement(s) from the following :

	Statement	Score
a.	A stronger oxidizing agent has lower oxidation potential	4
b.	Solution of aqueous $A g N O_{3}$ cannot be stored in Zn vessel.	1
c.	In a concentration cell made up of Ag electrodes, the one having $[A g^{\oplus}]$ will behave as cathode.	3
d.	$[C u^{2 +}]$ will remain constant during electrolysis of aqueous $C u S O_{4}$ solution with Pt electrode as anode and Cu electrode as cathode.	2

Q. A dilute aqueous solution of

C u S O_{4}

is electrolyzed using platinum electrodes. The products at the anode and cathode are:

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Aqueous CuSO4 is electrolyzed using Ag as anode and Cu as cathode, then product of electrolysis at anode and cathode are, respectively

The correct option is B Ag+, Ag CuSO4→Cu2++SO2−4H2O→H++OH−Anode: SO2−4, OH−, Ag(s)Ag(s)→Ag++e−Cathode: (Cu2+, H+, Ag+) High E∘ valueAg++e−→Ag(s)

Aqueous $C u S O_{4}$ is electrolyzed using $A g$ as anode and $C u$ as cathode, then product of electrolysis at anode and cathode are, respectively

The correct option is B
$A g^{+}$ , $A g$

$C u S O_{4} \to C u^{2 +} + S O_{4}^{2 -} H_{2} O \to H^{+} + O H^{-} A n o d e : S O_{4}^{2 -}, O H^{-}, A g (s) A g (s) \to A g^{+} + e^{-} C a t h o d e : (C u^{2 +}, H^{+}, A g^{+}) H i g h E^{\circ} v a l u e A g^{+} + e^{-} \to A g (s)$