Which of the following are fair conductors and are always solid at room temperature?

1.Metals
2.Nonmetals
3.Metalloids
4.Ions

Respuesta :

Answer:

Metalloids and ions

Explanation:

Mercury is not solid at room temperature. (Metals)

Many nonmetals aren't good at conducting electricity. Oxygen for example. (Nonmetals)

Metalloids are always solid at room temp and are fair conductors. (Metalloids)

Ions are same as metalloids. (Ions)

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