Redox Reactions And Electrochemistry QUESTIONS AND ANSWERS

IIT JEE : Redox Reactions And Electrochemistry QUESTIONS AND ANSWERS :: part2 : 21 to 25

Following IIT JEE Entrance Multiple choice objective type questions and answers will help you in Maths, Physics and Chemistry 2024 examinations :

21.Electrolytes when dissolved in water dissociate into their constituent ions. The degree of dissociation of an electrolyte increase with the

decreasing concentration of the electrolyte

increasing concentration of the electrolyte

presence of a common constituent

decreasing temperature

22.Which of the following does not give conducting solution is water?

Potash alum

Ethyl alcohol

Vitriol

Methyl Alcohal

23.Cadmium amalgam is prepared using a mercury cathode. The electricity required to prepare 10% Cd-Hg anakgan on a cathode of 3 g of Hg is

9650 C

568.6 C

484 C

600 C

24.An electrode chemical cell stops working after some time because

the reduction potential of one electrode becomes equal to that of the other

electrode potential of both the electrodes increases

one electrode is broken

None of the above

25.In which of the following chemical changes take place?

Ammeter

Voltameter

Micrometer

Galvanometer

More Redox Reactions And Electrochemistry QUESTIONS AND ANSWERS available in next pages

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