Chemical Formulas Ionic and Polyatomic Formula Balancing Equation

A sodium ion has a charge of

• -1

• -2

• +1

• +2

True or False: An ionic bond forms when atoms of a non-metal give up electrons to atoms of a metal

• True

• False

What is the correct molecular formula of Calcium Chloride?

• CaCl

• Ca₂Cl

• CaCl₂

• Ca₃Cl₂

Tags

NGSS.MS-PS1-1

What is the chemical formula for the compound containing one nitrogen atom and two oxygen atoms?

• O₂N

• N₂O

• NO

• NO₂

Tags

NGSS.MS-PS1-1

The force of attraction that holds together atoms that share electrons is a(n) _____________ bond.

The force of attraction that holds together oppositely charged ions is a(n) _________bond.

The chemical formula for carbon dioxide is

• CO

• C₂O

• CO₂

• C₂O₂

Tags

NGSS.MS-PS1-1

The correct name for the molecular formula CO is

• carbon monoxide

• carbon dioxide

• calcium oxide

• calcium dioxide

Tags

NGSS.MS-PS1-1

The covalent compound N₂O₅ would be named

• nitrogen oxide.

• dinitrogen oxide.

• nitrogen pentoxide.

• dinitrogen pentoxide.

An ionic compound of calcium and chlorine would be named

• calcium chlorine.

• calcium chlorite.

• calcium chloride.

• chlorine calcium.