Multiple choice

Which metal is the best conductor of heat and electricity?

  1. Lead

  2. Iron

  3. Mercury

  4. Sodium

  5. Silver
Reveal answer Fill a bubble to check yourself
E Correct answer
Explanation

Pure silver is the best conductor of heat and electricity of all the known metals. So, it is sometimes used in making solder, electrical contacts and printed circuit boards. Silver actually conducts electricity more efficiently than copper.

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