Noble Gas Configuration

A positive ion forms when an atom ______.

• loses one or more valence electrons in order to transform into a stable noble gas

• loses one or more valence electrons in order to attain a noble gas configuration

• gains one or more valence electrons in order to attain a noble gas configuration

• loses or gains valence electrons in order to attain a noble gas configuration

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NGSS.HS-PS1-1

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Noble gases are unreactive because they have ______.

• low ionization energies

• high electron affinities

• valence electron configurations of ns2np3

• filled outer energy levels

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NGSS.HS-PS1-1

To attain a stable outer electron configuration, nonmetals ______________ one or more electrons.

• lose

• gain

• destroy

• dissolve

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NGSS.HS-PS1-1

NGSS.HS-PS1-2

In terms of electron configuration, a neutral chlorine atom differs from the noble gas argon by _______ valence electron(s).

• 1

• 2

• 3

• 4

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NGSS.HS-PS1-1

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Atoms tend to gain, lose, or share electrons in order to acquire 8 valence electrons.

• chemical bond

• cation

• octet rule

• anion

select the noble gas configuration

• 1s2 2s2 2p6 3s2 3p6 4s2 3d5

• [Ar] 4s2 3d5

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NGSS.HS-PS1-1

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What is the noble gas configuration for carbon (C)?

• 1s² 2s² 2p²

• [He] 1s² 2s² 2p²

• [He] 2p²

• [Ne] 2p²

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NGSS.HS-PS1-1

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What is the noble gas configuration for potassium (K)?

• 1s² 2s² 2p⁶ 3s² 3p⁶ 4s¹

• [Ar] 3p⁶ 4s¹

• [Ar] 3s² 3p⁶ 4s¹

• [Ar] 4s¹

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NGSS.HS-PS1-1

Which of the following elements has a noble gas configuration in its ground state?

• Helium

• Hydrogen

• Lithium

• Beryllium

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NGSS.HS-PS1-1

What is the electron configuration of neon, a noble gas?

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NGSS.HS-PS1-1