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Rusting of iron is...

Rusting of iron is

A

A decomposition process

B

A photochemical process

C

An electrochemical

D

A reduction process

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The correct Answer is:
c
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CENGAGE CHEMISTRY-ELECTROCHEMISTRY-Ex 3.2 (Objective)
  1. Molten NaCl is electrolyzed in a cell called

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  2. A dilute aqueous solution of sodium fluoride is electrolyzed, the prod...

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  3. If 0.224 L of H(2)(g) is formed at the cathode of one cell at STP, how...

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  4. A certain amount of charge is passed through acidulated water. A total...

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  5. 1L of 1M CuSO(4) solution is electrolyzed using Pt cathode and Cu anod...

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  6. In a Ni-Cd battery ( more than one correct )

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  7. Rusting of iron is

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  8. In H(2)-O(2) fuel cell, the reaction occurring at cathode is

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  9. The cathode reaction during the charging of a lead - acid battery lead...

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  10. Which of the following cells is rechargeable ?

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  11. During discharging of alead storage battery

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  12. Explain how rusting of iron is envisaged as setting up of an electroCH...

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  13. How many Faradays are required to reduce 1 mol of BrO(3)^(c-) to Br^(c...

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  14. Which of the following aqueous solutions remains neutral after electro...

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  15. Same quantity of current is passed through molten NaCl and molten cryo...

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  16. In the electrolysis of a 40L CuSO(4) solution, there are two possible ...

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  17. Two platinum electrodes were immersed in a solution of CuSO(4) and ele...

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  18. Aluminium oxide may be electorlysed at 1000^@C to furnish aluminim met...

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  19. The density of copper is 8.95 g mL^(-1). Find out the number of coulom...

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  20. a. In the following reactions, what weight of substance would be libe...

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