Formation of Ions - Periodic Table Required

An ion is a charged atom that has lost or gained __________.

• protons

• electrons

• electrons and protons

• neutrons

By losing or gaining electrons, atoms become stable like ______.

• Alkali metals

• Alkaline earth metal

• Halogen

• Noble Gases

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

An ion has an overall net charge because...

• the number of protons doesn't equal the number of neutrons.

• the number of electrons doesn't equal the number of neutrons.

• the number of protons doesn't equal the number of electrons.

Which type of electrons are involved in the formation of ions?

• valence

• core

• all electrons

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Metals tend to ________ electrons to become ________ charged _________.

• lose; negatively; anions

• lose; positively; cations

• gain; positively; anions

• lose; negatively; cations

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Nonmetals tend to ________ electrons to become ________ charged _________.

• lose; negatively; anions

• lose; positively; cations

• gain; positively; anions

• lose; negatively; anions

Barium forms a _______ by ________ two electrons.

• anion; gaining

• anion; losing

• cation; gaining

• cation; losing

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Select all the elements below that form anions.

• Aluminum

• Iodine

• Nitrogen

• Potassium

Tags

NGSS.HS-PS1-1

Select the ion that aluminum forms.

• Al³⁺

• Al^3-

• Al²⁺

• It doesn't form an ion

Select the ion that oxygen forms.

• O²⁺

• O^2-

• O^-

• It doesn't form an ion.