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Which of the following statements about diamond is true?

Option: 1

 It is a good conductor of electricity.


Option: 2

 It is a good conductor of heat.


Option: 3

 It is soluble in water.

 


Option: 4

 It has a low melting point.


Answers (1)

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Diamond is a good conductor of heat. Diamond is an excellent conductor of heat due to its high thermal conductivity, which is even higher than that of copper. However, it is not a good conductor of electricity as it is an insulator. Hence option B is the correct answer.

Option (A) is incorrect because diamond is a good conductor of heat.However, it is not a good conductor of electricity as it is an insulator. Hence option A is incorrect.

Option (C) is incorrect because diamond is not soluble in water. Hence option C is incorrect.

Option (D) is incorrect because diamond has a low melting point. Hence option D is incorrect.

 

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shivangi.bhatnagar

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