asked 235k views
2 votes
Why are metals good conductors of heat and electricity?

A. anions rotate around the stationary electrons
B. cations rotate around the stationary electrons
C. free moving atoms in metals carry both heat and electric current
D. free moving electrons in metals carry both heat and electric current
E. free moving protons in metals carry both heat and electric current

asked
User Gene Lim
by
8.5k points

2 Answers

4 votes

The answer is D since its electrons and not protons or atoms that are free moving through the metal.

answered
User Peter Johnson
by
8.6k points
7 votes
D. free moving electrons in metals carry both heat and electric current
answered
User GregMa
by
8.2k points
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