Question

Which of the following metals and non- metals are solid at room temperature?

1 point

Magnesium, Iron, Aluminium – Phosphorus, carbon and Sulphur

Mercury, Sodium, Potassium -- Nitrogen, Chlorine and oxygen

Copper, Silver, Aluminium-- Bromine, Iodine, and Hydrogen.

None of the above

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Answer 1

Answer:

None of the above

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Answer 2

Answer:

the answer is option A

Explanation:

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