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Given below are two statements
S I : Electrolysis of aq CuSO₄ gives O₂ at anode by using a Cu electrode.
S II : Conductance of metallic conductors increases, with rise in temperature.
In light of the above statements, choose the most appropriate answer from the options given below.

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Both S I and S II are true

S I is false and S II is true

S I is true and S II is false

Both S I and S II are false

answer is D.

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Detailed Solution

i) aq CuSO₄ by using an electrode.
At anode $Cu \mapsto {Cu}^{2 +} + 2 e^{-}$
ii) As the temperature increases conductance decreases in metallic conductors due to vibration of metal ions increases so they abstract the flow of electrons.

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