05. Type of Cell
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ELECTROCHEMISTRY

276231 For a galvanic cell $\mathrm{Cr}^{3+} / \mathrm{Cr}^{3+} / / \mathrm{Cd}^{2} / \mathrm{Cd}$. calculated $\Delta \mathbf{G}^{0}$ for its all reaction will be $\left[\mathrm{E}_{\mathrm{Cr}^{3+} / \mathrm{cr}}^{0}=-0.74 \mathrm{~V}, \mathrm{E}_{\mathrm{Cd}^{2} / \mathrm{Cd}}^{0}=-0.40 \mathrm{~V}\right]$

1 $-28.95 \mathrm{~kJ} / \mathrm{mol}$
2 $-125.4 \mathrm{~kJ} / \mathrm{mol}$
3 $-196.8 \mathrm{KJ} / \mathrm{mol}$
4 $-87.6 \mathrm{~kJ} / \mathrm{mol}$
AP- EAPCET- 07-09-2021
ELECTROCHEMISTRY

276232 Among the following, number of metal/s which can be used as electrodes in the photoelectric cell is ——. (Integer answer)

1 $\mathrm{Li}$
2 $\mathrm{Na}$
3 $\mathrm{Rb}$
4 $\mathrm{Cs}$
JEE Main 25.02.2021
ELECTROCHEMISTRY

276237 Which of the following acts as oxidising agent in hydrogen-oxygen fuel cell ?

1 $\mathrm{H}_{2}$
2 $\mathrm{O}_{2}$
3 $\mathrm{KOH}$
4 $\mathrm{C}$
MHT CET-02.05.2019
ELECTROCHEMISTRY

276239 For a fuel cell, which statement is correct?

1 Hydrogen is oxidized to $\mathrm{H}_{2} \mathrm{O}$ at cathode
2 Oxygen is reduced to $\mathrm{OH}^{-}$at anode
3 Hydrogen is oxidized to $\mathrm{H}_{2} \mathrm{O}$ at anode
4 Hydrogen is oxidized to $\mathrm{H}^{+}$at anode
CG PET -2017
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ELECTROCHEMISTRY

276231 For a galvanic cell $\mathrm{Cr}^{3+} / \mathrm{Cr}^{3+} / / \mathrm{Cd}^{2} / \mathrm{Cd}$. calculated $\Delta \mathbf{G}^{0}$ for its all reaction will be $\left[\mathrm{E}_{\mathrm{Cr}^{3+} / \mathrm{cr}}^{0}=-0.74 \mathrm{~V}, \mathrm{E}_{\mathrm{Cd}^{2} / \mathrm{Cd}}^{0}=-0.40 \mathrm{~V}\right]$

1 $-28.95 \mathrm{~kJ} / \mathrm{mol}$
2 $-125.4 \mathrm{~kJ} / \mathrm{mol}$
3 $-196.8 \mathrm{KJ} / \mathrm{mol}$
4 $-87.6 \mathrm{~kJ} / \mathrm{mol}$
AP- EAPCET- 07-09-2021
ELECTROCHEMISTRY

276232 Among the following, number of metal/s which can be used as electrodes in the photoelectric cell is ——. (Integer answer)

1 $\mathrm{Li}$
2 $\mathrm{Na}$
3 $\mathrm{Rb}$
4 $\mathrm{Cs}$
JEE Main 25.02.2021
ELECTROCHEMISTRY

276237 Which of the following acts as oxidising agent in hydrogen-oxygen fuel cell ?

1 $\mathrm{H}_{2}$
2 $\mathrm{O}_{2}$
3 $\mathrm{KOH}$
4 $\mathrm{C}$
MHT CET-02.05.2019
ELECTROCHEMISTRY

276239 For a fuel cell, which statement is correct?

1 Hydrogen is oxidized to $\mathrm{H}_{2} \mathrm{O}$ at cathode
2 Oxygen is reduced to $\mathrm{OH}^{-}$at anode
3 Hydrogen is oxidized to $\mathrm{H}_{2} \mathrm{O}$ at anode
4 Hydrogen is oxidized to $\mathrm{H}^{+}$at anode
CG PET -2017
NEET DIGITAL LIBRARY
ELECTROCHEMISTRY

276231 For a galvanic cell $\mathrm{Cr}^{3+} / \mathrm{Cr}^{3+} / / \mathrm{Cd}^{2} / \mathrm{Cd}$. calculated $\Delta \mathbf{G}^{0}$ for its all reaction will be $\left[\mathrm{E}_{\mathrm{Cr}^{3+} / \mathrm{cr}}^{0}=-0.74 \mathrm{~V}, \mathrm{E}_{\mathrm{Cd}^{2} / \mathrm{Cd}}^{0}=-0.40 \mathrm{~V}\right]$

1 $-28.95 \mathrm{~kJ} / \mathrm{mol}$
2 $-125.4 \mathrm{~kJ} / \mathrm{mol}$
3 $-196.8 \mathrm{KJ} / \mathrm{mol}$
4 $-87.6 \mathrm{~kJ} / \mathrm{mol}$
AP- EAPCET- 07-09-2021
ELECTROCHEMISTRY

276232 Among the following, number of metal/s which can be used as electrodes in the photoelectric cell is ——. (Integer answer)

1 $\mathrm{Li}$
2 $\mathrm{Na}$
3 $\mathrm{Rb}$
4 $\mathrm{Cs}$
JEE Main 25.02.2021
ELECTROCHEMISTRY

276237 Which of the following acts as oxidising agent in hydrogen-oxygen fuel cell ?

1 $\mathrm{H}_{2}$
2 $\mathrm{O}_{2}$
3 $\mathrm{KOH}$
4 $\mathrm{C}$
MHT CET-02.05.2019
ELECTROCHEMISTRY

276239 For a fuel cell, which statement is correct?

1 Hydrogen is oxidized to $\mathrm{H}_{2} \mathrm{O}$ at cathode
2 Oxygen is reduced to $\mathrm{OH}^{-}$at anode
3 Hydrogen is oxidized to $\mathrm{H}_{2} \mathrm{O}$ at anode
4 Hydrogen is oxidized to $\mathrm{H}^{+}$at anode
CG PET -2017
Join With Us for More Updates
ELECTROCHEMISTRY

276231 For a galvanic cell $\mathrm{Cr}^{3+} / \mathrm{Cr}^{3+} / / \mathrm{Cd}^{2} / \mathrm{Cd}$. calculated $\Delta \mathbf{G}^{0}$ for its all reaction will be $\left[\mathrm{E}_{\mathrm{Cr}^{3+} / \mathrm{cr}}^{0}=-0.74 \mathrm{~V}, \mathrm{E}_{\mathrm{Cd}^{2} / \mathrm{Cd}}^{0}=-0.40 \mathrm{~V}\right]$

1 $-28.95 \mathrm{~kJ} / \mathrm{mol}$
2 $-125.4 \mathrm{~kJ} / \mathrm{mol}$
3 $-196.8 \mathrm{KJ} / \mathrm{mol}$
4 $-87.6 \mathrm{~kJ} / \mathrm{mol}$
AP- EAPCET- 07-09-2021
ELECTROCHEMISTRY

276232 Among the following, number of metal/s which can be used as electrodes in the photoelectric cell is ——. (Integer answer)

1 $\mathrm{Li}$
2 $\mathrm{Na}$
3 $\mathrm{Rb}$
4 $\mathrm{Cs}$
JEE Main 25.02.2021
ELECTROCHEMISTRY

276237 Which of the following acts as oxidising agent in hydrogen-oxygen fuel cell ?

1 $\mathrm{H}_{2}$
2 $\mathrm{O}_{2}$
3 $\mathrm{KOH}$
4 $\mathrm{C}$
MHT CET-02.05.2019
ELECTROCHEMISTRY

276239 For a fuel cell, which statement is correct?

1 Hydrogen is oxidized to $\mathrm{H}_{2} \mathrm{O}$ at cathode
2 Oxygen is reduced to $\mathrm{OH}^{-}$at anode
3 Hydrogen is oxidized to $\mathrm{H}_{2} \mathrm{O}$ at anode
4 Hydrogen is oxidized to $\mathrm{H}^{+}$at anode
CG PET -2017
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