Which of these elements is the best conductor
of electricity?
(1) s (3) br
(2) n (4) ni

D. Ni

Explanation:

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

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Translation

the number of protons in the nucleus of a given element. has slight luster and conducts electricity at high temperatures like metal.but like a nonmetal,boron is brittle and does not conduct electricity well at low temperatures. in graphite, carbon is a soft,brittle solid.it is reflective,ductile,or malleable.

the earth would become to overheated and everything alive on it will eventually die from overheating. plants will eventually die as well, water will evaporate, and it will be nothing but a hot planet without anything living on it.