Electrochemistry

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  • Chapter NameCh 10 - Electrochemistry
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Electrochemistry

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Electrochemistry

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Question # 1

Matals usually conduct electricity because

Question # 2

Same amount of electric current is passed through solutions of AgNO3and HCl. If 1.08 g of silver is obtained in the first case, the amount of hydrogen liberated as S.T.P in the second case is

Question # 3

The electrode through which the electrons enter the electrolytic solution is electrolytic solution is

Question # 4

When aqueous solution of NaOH is electrolysed useing graphite electrodes, the product obtained at anode is

Question # 5

Li has the lowest reduction potential while the element with highest reduction potential is

Question # 6

Which one of the following reactions is not spontaneous

Question # 7

K,Ca and Li metals may be arranged in decreasing order of their reduction potential as :

Question # 8

Metals like Fe, Mg, Al, Cr, Zn have more negative reduction potentials that is whey

Question # 9

The reference electrode is made by using

Question # 10

A current of 9.65 ampere flowing for 10 minutes deposits 3.0 g of the metal which is monovalent. The atomic mass of the metal is

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