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Compounds of active metals (Zn, Na, Mg) ...

Compounds of active metals `(Zn, Na, Mg)` are reducible by `H_(2)` whereas those of noble metals `(Cu,Ag,Au)` are not reducible.

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CENGAGE CHEMISTRY-ELECTROCHEMISTRY-Exercisetrue / False
  1. The standard potential of Cl^(c-)|AgCl|Ag half cell is related to that...

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  2. In a Daniell cell, electrons flow from zinc electrode to copper electr...

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  3. Compounds of active metals (Zn, Na, Mg) are reducible by H(2) whereas ...

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  4. The standard potential of hydrogen half cell is zero at all conditions...

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  5. The conventional value of zero of the standard hydrogen half cell hold...

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  6. The current - carrying ions in an electrolytic cell are not necessaril...

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  7. Cations having more negative potential than -0.828V are reduced in pre...

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  8. At the anode, the species having minimum reduction potential is formed...

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  9. In a galvanic cell, the half cell with higher potential provides a red...

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  10. In highly alkaline medium, the anodic process during the electrolytic ...

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  11. Metallic anodes smore reactive than platinum tend to pass into the sol...

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  12. The mass of a substance deposited on the cathode or anode during elect...

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  13. The cell potential becomes half if the cell reaction is divided by 2 t...

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  14. Rusting of Fe is quicker in saline water than in ordinary water.

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  15. F(2) is prepared by the electrolysis of molten KHF(2) and anhydrous HF...

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  16. In Hall's process for the preparation of Al, graphite anode has a long...

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  17. In Down's process for the manufacture of sodium , CaCl(2), is added to...

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  18. In Castner - Kellner cell for the manufacture of NaOH( caustic soda ),...

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  19. The amount of charge carried by an electrone is the same as carried by...

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