Writing formulas for Ionic Compounds

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

• KO.
• K₂O.
• K₂O₂.
• KO₂.

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 Barium chloride is?

• CaO
• NaOH
• BaCl₂
• LiBr

Tags

NGSS.MS-PS1-1

What would be the proper chemical formula for combining Al³⁺ and Cl^- :

• AlCl₃
• Al₃Cl
• AlCl
• Al₃Cl₃

Tags

NGSS.HS-PS1-2

The chemical formula of potassium iodide is

• KI
• PI
• KI₂
• K₂I

The chemical formula of magnesium phosphide is

• MgP
• Mg₂P₃
• Mg₃P₂
• Mg₃(PO₄)₂

Tags

NGSS.HS-PS1-1

What is the chemical formula for Beryllium phosphide?

• Be₃P₃
• BeP
• Be₂P₃
• Be₃P₂

What is the chemical formula for magnesium sulfide?

• MgS
• Mg₂S₂
• Mg₂S₃
• MgS₆

Tags

NGSS.MS-PS1-1

What is the formula for Sodium Fluoride?        

• NaF
• NaF₃
• Na₃F
• Na₁F₂

What is the chemical formula for Magnesium Iodide?

• MgI
• MnI
• MgI₂
• Mg₂I