Question

how many non - metals are their? how many of them are solid, liquid, and gases​

Answer 1

Answer:

Seventeen elements are generally classified as nonmetals: most are gases (hydrogen, helium, nitrogen, oxygen, fluorine, neon, chlorine, argon, krypton, xenon and radon); one is a liquid (bromine); and a few are solids (carbon, phosphorus, sulfur, selenium, and iodine).

Answer 2

Answer:

Five non-metals are solids at room temperature: iodine, carbon, phosphorous, sulfur and selenium. One non-metal is a liquid. The other 11 non-metals exist as gases at room temperature.

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