Naming compounds and writing formula -Year 8

Name the following ionic compound: BeCl₂

• beryllium chlorine
• beryllium II chloride
• beryllium chloride
• beryllium dichloride

What is the correct formula for the compound, lithium oxide?

• LiO
• Li₂O
• LiO₂
• Li₂O₂

Tags

NGSS.MS-PS1-1

What is the formula for manganese(III) oxide?

• MgO
• Mg₂O₃
• MnO
• Mn₂O₃

The formula of calcium phosphate is 

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

What is the name of Al(NO₃)₃?

• Aluminum trinitrate
• Monoaluminum nitrate
• Aluminum (III) nitrate
• Aluminum Nitrate

Tags

NGSS.MS-PS1-1

Name the following ionic compound: Cr(NO₂)₃

• chromium nitrite
• chromium nitride
• chromium III nitride
• chromium III nitrite

What is the correct way to write zinc fluoride in symbols

• ZnF₂

• ZnF

• Zn₂F

• Zn₂F₄

The chemical formula for tin (IV) oxide is written

• Sn₂O₄
• Ti₂O₄
• SnO₂
• TiO₂

What is the charge on the nitrogen in: NaN₃

• 1+

• 1-

• 3+

• 3-

• None of these.

Name the following compound: AgCl

• silver chloride

• silicon chloride

• silver monochloeride

• silver chlorine

• None of these.