Ions and Charges

Why are sodium and chlorine attracted to each other?

• they have opposite charges

• they both have negative charges

• they both have positive charges

When an atom loses an electron, it becomes a

• positive ion

• negative ion

• neutral ion

• neutral atom

Atoms that gain electrons become...

• negatively charged

• positively charged

• remain neutrally charged

• 21

An atom that has gained or lost electrons is called ...

• a winner

• an isotope

• an ion

• a loser

The positive ions tend to _____________ electrons.

• lose

• gain

The negative ions tend to _____________ electrons.

• lose

• gain

How are ionic bonds formed?

• Transfer of electrons

• Sharing of electrons

Tags

NGSS.HS-PS1-3

What is the charge on a Hydrogen ion?

• +1

• 1

• 2

Ionic bonds form between two ions that have...

• ionic compounds

• negative charges

• positive charges

• opposite charges

What type of elements form cations?

• metals

• nonmetals

• metalloids?

Tags

NGSS.MS-PS1-1