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Which of the following shows electrical ...

Which of the following shows electrical conduction ?

A

Potassium

B

Graphite

C

Diamond

D

Sodium

Text Solution

Verified by Experts

The correct Answer is:
B
Graphite is a good conductor of electricity.
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ERRORLESS-ELECTROCHEMISTRY-NCERT BASED QUESTIONS (CONDUCTOR AND CONDUCTANCES)
  1. The conductivity of a strong electrolyte:

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  2. If X is the conductivity of the solution and M is the molarity of the ...

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  3. Which of the following shows electrical conduction ?

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  4. The units of equivalent conductivity are

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  5. It has been observed that gaseous HCl is very poor conductor of electr...

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  6. Electrolytic conduction differs from metallic conduction. In case of m...

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  7. The unit ohm^(-1) is used for

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  8. When a solution of an electrolyte is heated the conductance of the sol...

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  9. Molar conductance of electrolytic solution wedge(m) is

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  10. At 25^(@)C molar conductance of 0.1 molar aqueous solution of ammonium...

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  11. Which one of the following statements is correct-

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  12. Conductivity of a solution is directly proportional to

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  13. The electrolytic conductance is a direct measure of

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  14. Given l//a=0.5 cm^(-1), R= 50 "ohm", N= 1.0. The equivalent conductanc...

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  15. An increase in equivalent conductance of a strong electrolyte with dil...

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  16. Conductivity of 0.01 M NaCI solution is 0.00147 "ohm"^(-1) cm^(-1) wh...

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  17. The electrical properties and their respective SI units are given belo...

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  18. The correct order of equivalent conductances at infinite dilution in w...

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  19. Which of the following statement is incorrect with respect to metallic...

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  20. At a particular temperature, the ratio of molar conductance to specifi...

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