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14 votes
Which of the following are combined to form a compound?

A.
photons

B.
elements

C.
atoms

D.
neutrons

2 Answers

11 votes
B elements is the answer.
User Stoica Mircea
by
4.5k points
4 votes
Elements combine to form chemical compounds because they are unstable and can share electrons in their outer energy levels.
So the answer is B) elements
User Mansur
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3.8k points