Which statement accurately describes the reactants of a reaction? A. new substances formed in the reaction

B. new substances that are present at the end of a reaction

C. substances that are used up in a reaction

D. substances that do not participate in a reaction

C. substances that are used up in a reaction

metals are good conductor of electricity. it has free electrons on their surface. according to electron pool theory, each atom present in a metal crystal losses all of its valence electron and as a result a pool of free is form. these pool of electrons are free to move and   conduct electricity easily   while making metal as good conductor.

the correct answer is a. the ability of electrons to flow throughout the metal.

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