Ionic Bonds

An ___ is an atom or group of atoms that has an electric charge.

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

When an atom loses an electron, it loses a negative charge and becomes a

• negative ion

• positive ion

• neutral ion

• proton

Ions that are made of more than one atom are called __________ ions.

When an atom gains an electron, its gains a positive charge and becomes a ________ ion.

• positive

• proton

• negative

• neutral

Why are negative and positive ions attracted to each other?

Tags

NGSS.HS-PS2-4

An _____ ____ is the attraction between two oppositely charged ions.

How do ionic bonds form?

Tags

NGSS.HS-PS1-1

A compound that consists of positive and negative ions are called _____ _________.

A combination of symbols that shows the ratio of elements in a compound

• chemical formula

• chemical symbol

• chemical name

• chemical number

The formula for magnesium chrloride is MgCl₂. What does this formula tell you?

Tags

NGSS.MS-PS1-1