Question

Which list of elements contains only metals?

Answer 1

Tin,copper and cesium are all metals.

Hence option B is the correct answer:

B.tin,copper,cesium

Carbon,Iodine,Helium and Argon are all non metals.

Answer 2

The list of elements that contains only metals is B. tin, copper, cesium.
In A, carbon and iodine aren't metals.
In C, helium isn't metal.
In D, neither iodine, carbon, nor argon are metals.