Ionic Formulas and Names

What is the name of this ionic compound? (Gallium is element #31 and nitrogen is element #7 on the periodic table.)

• Gallium nitrate

• Gallium nitride

• Gallium(III) nitride

• Gallium(III) nitrate

Tags

NGSS.MS-PS1-1

What is the correct formula for aluminum sulfide?

• AlS

• Al₂S₃

• AlS₃

• Al₃S₂

Tags

NGSS.MS-PS1-1

What is the correct chemical formula for ammonium sulfate?

Tags

DOK Level 2: Skill/Concept

Write the chemical formula for the compound named lead(IV) oxide.

Tags

DOK Level 2: Skill/Concept

What is the formula for calcium phosphate?

• CaPO₄

• Ca₂PO₄

• Ca₃(PO₄)₂

• CaP

Tags

NGSS.MS-PS1-1

Write the ionic formula for the compound formed between aluminium and oxygen.

• AlO

Tags

NGSS.MS-PS1-1

Determine the chemical formula for barium nitrate.

Tags

DOK Level 2: Skill/Concept

What is the name of this ionic compound? (Barium is element #56 and chlorine is element #17 on the periodic table.)

• Barium(II) chloride

• Barium dichloride

• Barium chloride

• Barium chlorate

What is the formula for the compound formed between the calcium (#20) ion and the fluoride (#9) ion?

• CaF

• CaF₂

• Ca₂F

• Ca₂F₂

Tags

NGSS.MS-PS1-1

What is the formula for the compound formed between the copper(II) ion and the sulfate ion?

• Cu(SO₄)₂

• Cu₂SO₄

• CuSO₄

• Cu₂S

Tags

NGSS.MS-PS1-1