Atoms and Ions

What is the formula for sodium nitrate?

• Na₃NO
• NaNO
• Na₃NO₃
• NaNO₃

What is the formula for iron(II) carbonate?

• Fe₂CO₃
• FeCO₃
• Fe₂CO2
• FeCO4

Tags

NGSS.HS-PS1-2

What is the formula for calcium carbonate?

• CaCO
• CaCO₂
• CaCO3
• Ca3CO3

Tags

NGSS.MS-PS1-1

What is the formula for magnesium chloride?

• MgCl
• Mg₂Cl
• MgCl₂
• Mg(ClO₃)₂

Tags

NGSS.MS-PS1-1

The chemical formula for an ionic compound of potassium and oxygen is

• KO.
• K₂O.
• K₂O₂.
• KO₂.

Tags

NGSS.MS-PS1-1

Name this compound: 
NH₄F

• Ammonia fluoride
• Ammonium fluorite
• Ammonia fluorate
• Ammonium fluoride

Tags

NGSS.MS-PS1-1

Which of these combinations is an ionic compound made of?

• Metal and Metal
• Nonmetal and Nonmetal
• Metal and Nonmetal
• Cation and Cation

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Name this compound: 
KF

• Potassium fluoride
• Potassium fluorite
• Fluorine potasside 
• Potassium fluorate

Find the formula zinc sulfate

• ZnSO₃
• ZnSO₄
• ZnS
• Zn(SO₄)₂

Name the compound Na₂O

• Sodium Oxide
• Sodium Dioxide
• Sodium Oxygen
• Natride Oxide