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In a dry cell, what acts as negative ele...

In a dry cell, what acts as negative electrode?

A

Zinc

B

Graphite

C

Ammonium chloride

D

Magnanese dioxide

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MODERN PUBLICATION-ELECTROCHEMISTRY-EXERCISE
  1. The e.m.f of the cell: Cu(s)|Cu^(2+)(1M)||Ag^(+)(1M)|Ag is 0.46V. The ...

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  2. How many Faradays of electricity are required to deposit 10 g of calci...

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  3. In a dry cell, what acts as negative electrode?

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  4. Which of the following is incorrect in a galvanic cell?

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  5. A secondary cell is one which

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  6. The amount of current in Faraday solution required for the reduction o...

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  7. Define the following term with an example- Carnivorous plants.

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  8. The rusting of iron takes places as follows: 2H^++2bare+1/2O3rarrH2(l)...

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  9. Electrolysis of dilute aqueous NaCl solution was carried out by passin...

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  10. Consider the following cell reaction: 2Fe(s)+O2(g)+4H^+(aq)rarr2Fe^(2+...

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  11. AgNO3 was added to an aqueous KCl solution gradually and the conductiv...

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  12. For the following electrochemical cell at 298K, Pt(s)|H2(g)(1bar)||H(a...

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  13. Which of the following relations are not correct?

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  14. Which of the following statements are not true?

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  15. Fill in the blanks- give mainly energy to our body.

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  16. For the cell, Tl|Tl^+(0.001)||Cu^(2+)(0.1M)|Cu, E(cell) at 25^@C is 0....

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  17. Which of the following increases with dilution?

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  18. Fill in the blanks- is the nutrient which is needed for growth and ma...

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  19. Which of the following statements are correct regarding dry cell?

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  20. Given E^@ values as: Zn^(2+)|Zn=-0.76, Ni^(2+)|Ni|0.25, Ag^+|Ag=0.80 a...

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