Chemistry · JEE Main, NEET

Electrochemistry

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3MCQ1Numerical1With diagram
  1. 1A current of 2.0 A2.0\,\text{A} is passed for 965 seconds965\,\text{seconds} through a CuSO4CuSO_4 solution. The number of moles of copper deposited at the cathode is:JEE Main/Numerical/Medium
  2. 2In the given standard electrochemical Daniell cell with zinc and copper half-cells connected by a salt bridge, the standard electromotive force Ecell∘E^\circ_{cell} at 298 K298\,\text{K} is: (EZn2+/Zn∘=−0.76 VE^\circ_{Zn^{2+}/Zn} = -0.76\,\text{V}, ECu2+/Cu∘=+0.34 VE^\circ_{Cu^{2+}/Cu} = +0.34\,\text{V}):NEET/MCQ/Medium/With diagram
  3. 3Unit of molar conductivity (Λm\Lambda_m) is:NEET/MCQ/Medium
  4. 4Standard EMF of cell with Zn/Zn2+Zn/Zn^{2+} (−0.76V-0.76\text{V}) and Ag+/AgAg^+/Ag (+0.80V+0.80\text{V}) is:JEE Main/MCQ/Medium

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