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Periodic classification of element

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  1. At 30° C, which 3 metals are all liquids?
    1. Hg, Fe, Zn
    2. Hg, Sn, Pb
    3. Zn, Pb, Sn
    4. Hg, Ga, Cs
Correct Option: D

At room temperature (30° C), Hg, Ga, Cs, metals are liquids.


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