Which among the following reaction will take place spontaneously - Vidyadip

MCQ

Which among the following reaction will take place spontaneously

✓
$Cu(s) + 2AgNO_3(aq) \to Cu(NO_3)_2(aq) + 2Ag(s)$
B
$Zn(s) + MgCl_2(aq) \to ZnCl_2(aq) + Mg(s)$
C
$Mg(s) + Li_2SO_4(aq) \to MgSO_4(s) + 2Li(s)$
D
$Ni(s) + ZnSO_4(aq) \to NiSO_4(aq) + Zn(s)$

✓

Answer

Correct option: A.

$Cu(s) + 2AgNO_3(aq) \to Cu(NO_3)_2(aq) + 2Ag(s)$

a
$Cu$ has less electrode potential than $Ag$

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