An atom with the electron configuration 2-8-2 would most likely

decrease in size as it forms a positive ion

increase in size as it forms a positive ion

decrease in size as it forms a negative ion

increase in size as it forms a negative ion

Given the equation: This equation represents the formation of a

fluoride ion, which is larger in radius than a fluorine atom

fluoride ion, which is smaller in radius than a fluorine atom

fluorine atom, which is smaller in radius than a fluoride ion

fluorine atom, which is larger in radius than a fluoride ion

How do the chemical properties of the Na atom and the $$\\mathrm{Na}^{+}$$ ion compare?

They are different because each has a different electron configuration.

They are the same because each has the same atomic number.

They are the same because each has the same electron configuration.

They are different because each has a different atomic number.

When metals combine with nonmetals, the metallic atoms tend to

lose electrons and become positive ions

lose electrons and become negative ions

gain electrons and become positive ions

gain electrons and become negative ions

Topic 2 Lesson 6 Ions

Authored by Miriam Lum

Chemistry

11th Grade

HS-PS1-1 covered

Used 3+ times

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15 questions

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MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the net charge of an ion that has 11 protons, 10 electrons, and 12 neutrons?

1−

2−

Tags

HS-PS1-1

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

An ion that consists of 7 protons, 9 neutrons, and 10 electrons has a net charge of

2−

3−

Tags

MS-PS1-1

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The radius of a calcium ion is smaller than the radius of a calcium atom because the calcium ion contains the same nuclear charge and

fewer protons

more protons

fewer electrons

more electrons

Tags

HS-PS1-1

HS-PS2-4

HS-PS3-5

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

An oxide ion $\mathrm{O}^{2-}$ formed from an oxygen-18 atom contains exactly

8 protons, 8 neutrons, 10 electrons

8 protons, 10 neutrons, 8 electrons

8 protons, 10 neutrons, 10 electrons

10 protons, 8 neutrons, 8 electrons

Tags

MS-PS1-1

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

When a sodium atom becomes an ion, the size of the atom

decreases by gaining an electron

decreases by losing an electron

increases by gaining an electron

increases by losing an electron

Tags

HS-PS1-1

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which ion has the same electron configuration as an $\mathrm{H}^{-}$ ion?

\mathrm{Cl}^{-}

\mathrm{F}^{-}

\mathrm{K}^{+}

\mathrm{Li}^{+}

Tags

HS-PS1-1

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A strontium atom differs from a strontium ion in that the atom has a greater

number of electrons

number of protons

atomic number

mass number

Tags

HS-PS1-1

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A $\mathrm{K}^{+}$ ion is similar to a $\mathrm{Cl}^{-}$ ion in that they both have the same

nuclear charge

atomic number

number of protons

number of electrons

Tags

HS-PS1-1

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A fluoride ion $\mathrm{F}^{-}$ has the same electron configuration as

\mathrm{Na}^{+}

\mathrm{Cl}^{-}

Tags

HS-PS1-1

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Topic 2 Lesson 6 Ions

What is the net charge of an ion that has 11 protons, 10 electrons, and 12 neutrons?

An ion that consists of 7 protons, 9 neutrons, and 10 electrons has a net charge of

The radius of a calcium ion is smaller than the radius of a calcium atom because the calcium ion contains the same nuclear charge and

An oxide ion O2−\mathrm{O}^{2-}O2− formed from an oxygen-18 atom contains exactly

When a sodium atom becomes an ion, the size of the atom

Which ion has the same electron configuration as an H−\mathrm{H}^{-}H− ion?

A strontium atom differs from a strontium ion in that the atom has a greater

A K+\mathrm{K}^{+}K+ ion is similar to a Cl−\mathrm{Cl}^{-}Cl− ion in that they both have the same

A fluoride ion F−\mathrm{F}^{-}F− has the same electron configuration as

An atom with the electron configuration 2-8-2 would most likely

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Popular Resources on Wayground

Discover more resources for Chemistry

An oxide ion $\mathrm{O}^{2-}$ formed from an oxygen-18 atom contains exactly

Which ion has the same electron configuration as an $\mathrm{H}^{-}$ ion?

A $\mathrm{K}^{+}$ ion is similar to a $\mathrm{Cl}^{-}$ ion in that they both have the same

A fluoride ion $\mathrm{F}^{-}$ has the same electron configuration as