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Which list of formulas represents only compounds? H2, N2, O2 H2, Ne, NaCl CO2, H2O, NH3 MgO, NaCl, O2
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Which list of formulas represents only compounds? H2, N2, O2 H2, Ne, NaCl CO2, H2O, NH3 MgO, NaCl, O2

User Orange
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The list that represents only compounds are CO2, H2O, and NH3
User Aaron Hayman
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A compound has to have at least two different elements in
(1) is the only list in which each of the three symbols representations show at least two different elements
User Laxer
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