1.

1. an atom consists of charged particles called electrons and protons . each proton has a charge of +1 and each electron has a charge of -1 . remember the number of electrons is equal to the number of protons ,while answering these questions . a ) what is the charge of an atom b ) what will be the charge of a atom when it loses an electron c ) what will be the charge of the atom if it gains an electron

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