Covalent Bonding and Electron Dot Structures

Which is an example a covalent compound?

• CO₂
• NaCl
• AlF₃
• MgO

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NGSS.MS-PS1-1

What is a double bond?

• two electrons shared between two atoms

• one PAIR of electrons shared between two atoms

• two PAIRS of electrons shared between two atoms

• When you play golden eye on the N64 and both choose bond

How many electrons are shared between the carbon atoms (C=C) in a tetrafluoroethene molecule?

• 2

• 4

• 6

• 8

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NGSS.HS-PS1-2

Which property best describes a covalent coumpound?

• Low melting points
• High melting points
• Brittle
• Forms crystal structures

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NGSS.HS-PS1-3

Fill in the blank of this molecule with a ________ bond to satisfy the octets.

• single
• double
• triple
• ionic

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NGSS.HS-PS1-1

What two types of atoms make a covalent bond?

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

Which best explains a covalent bond?

• One atom takes the other atom's electron
• Two atoms share two or more electrons
• The two nuclei of two atoms merge
• One atom gives the other atom extra electrons

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NGSS.HS-PS1-1

Which is an example a covalent compound?

• NaCl
• Na₂O
• K₃N
• H₂O

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NGSS.HS-PS1-1

Which element forms a diatomic molecule using a double bond?

• C

• S

• O

• P

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NGSS.HS-PS1-1

Which set of three nonmetals exist as diatomic molecules?

• H, C, Br
• N, O, S
• I, F,N
• H, O, P

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NGSS.HS-PS1-1