Agniveer Army Classification of Elements and Periodicity: related Science practice

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Which of the following can generally exist in solid, liquid and gaseous forms?Read the answer and worked solution →

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Which of the following can generally exist in solid, liquid and gaseous forms?

Metalloids
Non-metals
Inert elements
Metals

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Correct answer: B. Non-metals

1. Metals are almost all solids at room temperature (mercury being the exception). 2. Non-metals occur as solids (carbon), liquids (bromine) and gases (oxygen). 3. Hence non-metals exist in all three physical states. _Source: RRB Group D CEN-02/2018 PYQ, Q.65._

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