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17-09-2016
Chemistry

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Are the following elements an electron lender or borrower and how many electrons?
Calcium / Gold / Cobalt / copper

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17-09-2016

These are metal atoms. Hence,they have the tendency to give away (lend) electrons as each metal atoms has only 2 valence electrons which makes it easier to lose these electrons than gain.Numver of electrons give away is 2

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