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Which of the following chemical formulas shows a covalent compound? A.CO2 B.MgO C. NaCl D.HBr PLEASE HELP

Which of the following chemical formulas shows a covalent compound? A.CO2 B.MgO C. NaCl D.HBr PLEASE HELP
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Which of the following chemical formulas shows a covalent compound? A.CO2 B.MgO C. NaCl D.HBr

PLEASE HELP

User Cbeuker
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2 Answers

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a I have had that question
User Wscourge
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A...because both of them(carbon and oxygen)are nonmetal
User Markus Dulghier
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User Tim Shadel
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Which of the following chemical formulas shows a covalent bond (a) CO2 (b) MgO (c) NaCL (d) HBr
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by Tim Shadel
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