Writing Ionic Compound Formulas

Mg and Cl create...

find the charges on the periodic table

• Mg₂Cl
• MgCl₂
• Mg₂Cl₂
• MgCl

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Li and P create...

find the charges on periodic table

• Li₃P
• LiP₃
• LiP
• Li₂P

Tags

NGSS.HS-PS1-2

The chemical compound for sodium (Na) and phosphate (PO₄^3-) would be:

find charge for sodium on periodic table

• NaPO₄
• Na₂PO₄
• Na₃PO₄
• Na(PO₄)₃

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

How do the following two elements bond together?
Cr³⁺  O^2-         

• CrO
• Cr₃O₂
• Cr₂O₃
• CrO₃

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

copper (Cu²⁺)  and  hydroxide (OH ^1- )

• CuOH₂
• Cu₂OH
• Cu(OH)₂
• correct answer is not given

NH₄ ¹⁺  and  C₂O₄ ^2-

This is made of two polyatomics

• NH₄C₂O₄
• (NH₄)₂C₂O₄
• NH₄(C₂O₄)₂
• correct answer is not given

The formula of calcium (Ca) and phosphate (PO₄^3-) is 

find charge for calcium on periodic table

• CaPO₄
• Ca₂(PO₄)₃
• Ca₃PO₄
• Ca₃(PO₄)₂

Tags

NGSS.HS-PS1-1

Polyatomic means _________

• 1 element

• 1 atom

• more than 1 element

• more than 1 atom

Tags

NGSS.HS-LS1-6

When writing ionic formulas, which comes first?

• metal cation

• nonmetal anion

What is the formula for lithium (Li) and nitrate (NO₃^1-)

find the charge for lithium on periodic table

• LiNO₃

• Li₃NO

• LiNO

• Li^1-NO₃¹⁺

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2