Test - Covalent Compounds, Fall, 2025

What two types of atoms make a covalent bond?

• 2 Nonmetals
• 1 Nonmetal and 1 Metal
• 2 Metals
• 2 Noble Gases

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NGSS.MS-PS1-1

phosphorus trichloride

• KCl₃
• PCl₃
• K₃Cl
• P₃Cl

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NGSS.MS-PS1-1

Name the following covalent compound.

NO

• Mononitrogen Oxide

• Nitrogen monoxide

• Nitrogen Oxide

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Name N₂O₃

• Nitrogen Oxide

• Dinitrogen Trioxide

• Nitrogen Trioxide

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Match the following

• Sulfur Dichloride

• CO₂

• Carbon Tetrahydride

• CH₄

• Carbon Dioxide

• NBr₃

• Nitrogen TriBromide

• CF₄

• Carbon Tetrafluoride

• SCl₂

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NGSS.MS-PS1-1

Hydrogen needs _____ electrons in its valence shell to be stable.

• 4

• 8

• 2

• 3

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phosphorus trichloride

• KCl₃
• PCl₃
• K₃Cl
• P₃Cl

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NGSS.MS-PS1-1

silicon dioxide

• SO₂
• NaO₂
• SiO₂
• SiO

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diphosphorus pentoxide

• P₂O₅
• PO₅
• P₅O₂
• P₂O₆

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NGSS.MS-PS1-1

The chemical formula of carbon tetrachloride is

• CCl
• C₄Cl
• CCl₄
• C(IV)Cl

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NGSS.MS-PS1-1