What's hydrogen?
Atom
Molecule
Compound
None of these
Answers
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Answer:
atom
Explanation:
hydrogen is the chemical element with the symbol H and atomic number 1
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Hydrogen gas (H2) is a molecule, but not a compound because it is made of only one element. Water (H2O) can be called a molecule or a compound because it is made of hydrogen (H) and oxygen (O) atoms.
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