Question

Which of these elements is the best conductor

of electricity?
(1) S (3) Br
(2) N (4) Ni

Answer 1

D. Ni

Step-by-step explanation:

Ni is symbol for the metal nickel, which is a good conductor of heat and electricity.

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Translation

Answer 2

Ni (Nickel) is the best conductor, and in fact the only conductor, in that list