Question

Which of the following is true about O2?
1 It is a compound as it is formed from 2 oxygen atoms.
2 It is an element as it is found everywhere in the universe.
3 It is an element as it cannot be broken down into any other element chemically.
4 It is a compound as it cannot be separated into its parts by physical means.

Answer 1

Answer:

1 is the correct answer

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Answer 2

• It is an element as it is found everywhere in the universe.
• $because \: oxygen \: O_{2} \: is \: found \: every \: where$
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