03. ELECTROCHEMISTRY
ELECTROCHEMISTRY

19969 In a galvanic cell, the electrons flow from

1 Anode to cathode through the solution
2 Cathode to anode through the solution
3 Anode to cathode through the external circuit
4 Cathode to anode through the external circuit
ELECTROCHEMISTRY

19970 An electric current is passed through silver nitrate solution using silver electrodes. \(10.79 \,g\)  of silver was found to be deposited on the cathode if the same amount of electricity is passed through copper sulphate solution using copper electrodes, the weight of copper deposited on the cathode is ............. \(\mathrm{g}\)

1 \(6.4\)
2 \(2.3\)
3 \(12.8\)
4 \(3.2 \)
ELECTROCHEMISTRY

19971 The law of electrolysis were proposed by

1 Kohlraush
2 Faraday
3 Nernst
4 Berthelot
ELECTROCHEMISTRY

19972 How many atoms of calcium will be deposited from a solution of \(CaC{l_2}\) by a current \( 0.25\,mA\) following for \(60\)  seconds

1 \(4.68 \times {10^{18}}\)
2 \(4.68 \times {10^{15}}\)
3 \(4.68 \times {10^{12}}\)
4 \(4.68 \times {10^9}\)
ELECTROCHEMISTRY

19969 In a galvanic cell, the electrons flow from

1 Anode to cathode through the solution
2 Cathode to anode through the solution
3 Anode to cathode through the external circuit
4 Cathode to anode through the external circuit
ELECTROCHEMISTRY

19970 An electric current is passed through silver nitrate solution using silver electrodes. \(10.79 \,g\)  of silver was found to be deposited on the cathode if the same amount of electricity is passed through copper sulphate solution using copper electrodes, the weight of copper deposited on the cathode is ............. \(\mathrm{g}\)

1 \(6.4\)
2 \(2.3\)
3 \(12.8\)
4 \(3.2 \)
ELECTROCHEMISTRY

19971 The law of electrolysis were proposed by

1 Kohlraush
2 Faraday
3 Nernst
4 Berthelot
ELECTROCHEMISTRY

19972 How many atoms of calcium will be deposited from a solution of \(CaC{l_2}\) by a current \( 0.25\,mA\) following for \(60\)  seconds

1 \(4.68 \times {10^{18}}\)
2 \(4.68 \times {10^{15}}\)
3 \(4.68 \times {10^{12}}\)
4 \(4.68 \times {10^9}\)
ELECTROCHEMISTRY

19969 In a galvanic cell, the electrons flow from

1 Anode to cathode through the solution
2 Cathode to anode through the solution
3 Anode to cathode through the external circuit
4 Cathode to anode through the external circuit
ELECTROCHEMISTRY

19970 An electric current is passed through silver nitrate solution using silver electrodes. \(10.79 \,g\)  of silver was found to be deposited on the cathode if the same amount of electricity is passed through copper sulphate solution using copper electrodes, the weight of copper deposited on the cathode is ............. \(\mathrm{g}\)

1 \(6.4\)
2 \(2.3\)
3 \(12.8\)
4 \(3.2 \)
ELECTROCHEMISTRY

19971 The law of electrolysis were proposed by

1 Kohlraush
2 Faraday
3 Nernst
4 Berthelot
ELECTROCHEMISTRY

19972 How many atoms of calcium will be deposited from a solution of \(CaC{l_2}\) by a current \( 0.25\,mA\) following for \(60\)  seconds

1 \(4.68 \times {10^{18}}\)
2 \(4.68 \times {10^{15}}\)
3 \(4.68 \times {10^{12}}\)
4 \(4.68 \times {10^9}\)
ELECTROCHEMISTRY

19969 In a galvanic cell, the electrons flow from

1 Anode to cathode through the solution
2 Cathode to anode through the solution
3 Anode to cathode through the external circuit
4 Cathode to anode through the external circuit
ELECTROCHEMISTRY

19970 An electric current is passed through silver nitrate solution using silver electrodes. \(10.79 \,g\)  of silver was found to be deposited on the cathode if the same amount of electricity is passed through copper sulphate solution using copper electrodes, the weight of copper deposited on the cathode is ............. \(\mathrm{g}\)

1 \(6.4\)
2 \(2.3\)
3 \(12.8\)
4 \(3.2 \)
ELECTROCHEMISTRY

19971 The law of electrolysis were proposed by

1 Kohlraush
2 Faraday
3 Nernst
4 Berthelot
ELECTROCHEMISTRY

19972 How many atoms of calcium will be deposited from a solution of \(CaC{l_2}\) by a current \( 0.25\,mA\) following for \(60\)  seconds

1 \(4.68 \times {10^{18}}\)
2 \(4.68 \times {10^{15}}\)
3 \(4.68 \times {10^{12}}\)
4 \(4.68 \times {10^9}\)