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Q.

The poorest conductor of heat is

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a

Lead

b

Gold

c

Aluminum 

d

Silver

answer is D.

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Detailed Solution

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  • Metal that is a poor conductor of heat is lead.
  • A material with a low conductivity is considered a poor conductor.
  • Lead (Pb) is a soft, white metal which is a poor thermal conductor because it is unstable in the atmosphere and readily forms lead oxide when in contact with air.
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