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c2h5no2 ionic or covalent
c2h5nh2 ionic or covalent
c2h5oh covalent or ionic
c2h4o2 ionic or covalent
c2h2 ionic or covalent
c2h6o ionic or covalent
c2h4 ionic or covalent
c2h6 ionic or covalent
c2h5nh2 ionic or molecular
ch3nh2 ionic or covalent
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