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Electrochemistry Test Online MCQs

Test Name Electrochemistry Test Online MCQs
Subject Chemistry
Test Type MCQs
Total Question 20
Total Marks 40
Total Time 20 Mints
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Electrochemistry is the branch of chemistry that deals with the relations between electrical and chemical phenomena. Here you will get all the information about the electrochemistry in the form of multiple choice questions. Electrochemistry MCQs Test holds vast information. after attempting this quiz you will be able to answer all the viva, interview or entry test questions. Get all the questions and answers of electrochemistry below.

Electrochemistry Test Online MCQs

Chemistry

1. Which of the following metals when coupled will give maximum e.m.f. for a voltaic cell.

Question 1 of 20

2. Salt Bridge is used because it:

Question 2 of 20

3. One mole of electrons is same as:

Question 3 of 20

4. Aqueous solution of HCl conducts electricity because it:

Question 4 of 20

5. Is the reaction 2Al + 3Fe²⁺  2Al³⁺  3Fe possible?

Question 5 of 20

6. The SPR values of three elements A, B and C are +2.37V; -1.85V and -1.36V respectively. So the order of their reducing power will be:

Question 6 of 20

7. In the cell, Cu ; Cu⁺⁺ || Ag⁺ ; Ag

Question 7 of 20

8. During discharge in the case of lead storage batteries density of sulphuric acid:

Question 8 of 20

9. It is impossible to measure the actual voltage of any half cell by itself because:

Question 9 of 20

10. The compound commonly used as electrolyte in lead storage batteries is:

Question 10 of 20

11. Will tin displace lead from an aqueous solution of lead bromide?

Question 11 of 20

12. The numbers of faradays required to liberate 1 mole of any element tells about:

Question 12 of 20

13. For reducing 1 mole of ferrous ions to iron the number of faradays of electricity required will be:

Question 13 of 20

14. To obtain 2.70 of silver (at. Mass 108) from an aqueous solution of AgNO₃ it is required to pass:

Question 14 of 20

15. Four elements A, B, C and D have the standard oxidation potential values are +2.82 V ; +2.71 V ; +1.67 V and -2.87V. The strongest reducing agent will be:

Question 15 of 20

16. Voltaic cell stops functioning after sometimes because there is:

Question 16 of 20

17. At infinite dilution of an electrolyte, the equivalent conductance of cations and anions are:

Question 17 of 20

18. In the cell Cu; Cu⁺⁺ || Ag⁺ ; Ag electrons will flow from:

Question 18 of 20

19. On passing electricity through copper sulphate solution, when platinum anode is used:

Question 19 of 20

20. More electropositive elements have more:

Question 20 of 20


 

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