Essential Chemistry for IGCSE - Atoms, Elements And Compounds (Section 2 - No. 13)
Which of the following is a characteristic of both metals and nonmetals?
They are solids at room temperature.
They can exist as a gas.
They can be combined to form compounds.
They conduct electricity.
Explanation
Both metals and nonmetals can exist as gases (like oxygen, nitrogen, etc.) and can be combined to form compounds.
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