Question

why do atoms combine​

Answer 1

Most interactions among atoms take place in the outermost shell of eachatom. The number of each electron in this shell determines how an atom combines with other atoms to form compounds. When atoms combinethey gain, lose or share electrons in such a way that the outer shells become chemically complete.

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Answer 2

Hey here is your answer

Atoms combine with other atoms to form compounds.They gain or lose or share electrons in a way to chemically complete the outer shell

Hope it helps ,