Chemical Formulae

What is the chemical formula of hydrochloric acid?

• HOCℓ

• HCℓ₂

• HCℓ

• H₂Cℓ

What is the chemical formula of nitric acid?

• H₂SO₄

• HNO₃

• HCl

• hno₃

What is the chemical formula of sulfate ion?

• SO₄

• SO₄^2-

• SO₂

• SO₄^-

What is the chemical formula of sulfate ion?

• SO₄

• SO₄^2-

• SO₂

• SO₄^-

Name this compound: SO₂

• monosulfur dioxide

• sulfur dioxide

• sulfur trioxide

• sulfur(II) oxide

Tags

NGSS.HS-PS1-1

Na₂SO₄ represents _____.

• sodium sulfite

• sodium sulfate

• sodium sulfide

• sodium sulfurous

Which of the following is true about Na₂SO₄?

• It is made up of 3 elements.

• It contains 4 oxygen atoms.

• It contains 2 sulfur atoms.

Tags

NGSS.MS-PS1-1

What ions are present in magnesium fluoride, MgF₂?

• Mg²⁺ and F^2-

• Mg²⁺ and F^-

• Mg⁺ and F^2-

• Mg^2- and F⁺

Tags

NGSS.HS-PS1-3

The (III) in iron(III) sulfate refers to _____.

• 3 iron atoms

• the charge of the iron cation is 3+

Name this compound: CO.

• carbon oxide

• carbon dioxide

• carbon monoxide

• carbon oxygen