A substance conducts electricity because of free moving, charged particles. what are the free moving charged particles in a : ca

Question

A substance conducts electricity because of free moving, charged particles.
what are the free moving charged particles in a :
carbon electrode(made of graphite)
molten mixture of aluminum oxide and cryolite
metal wire?

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Diễm Kiều 2 weeks 2021-08-30T19:28:53+00:00 2 Answers 0 views 0

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    0
    2021-08-30T19:30:06+00:00

    The answer for carbon electrode is that it has (sea of electrons) negative ions which are free and are strong in the metals.

    0
    2021-08-30T19:30:29+00:00

    Answer:

    carbon electrode: delocalised electrons

    molten mixture….: aluminium oxide ions

    metal wire: Metal atoms

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