Question

aluminium is a better conductor of electricity than iron why ​

Answer 1

Answer:

Iron has two valence electrons. Even though Aluminum has three valence electron , i thus it is an excellent conductor electricity.

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Answer 2

Answer

Number of valence electron in an atom makes a material to conduct electricity,

Iron has 2 valence electrons but Aluminium has 3 valence electrons

It is an excellent conductor.