IGCSE Ions

What is the correct name for this polyatomic ion: OH^–

• hydrogen carbonate

• oxonium

• hydroxide

• acetate

What is the correct name for this polyatomic ion: NO₃^–

• carbonate

• hydroxide

• nitrite

• nitrate

What is the correct name for this polyatomic ion: PO₄^3–

• phosphorus tetroxide

• phosphate

• sulphate

• hydroxide

What is the correct formula for the polyatomic ion called chlorate?

• ClO^–

• ClO₂^–

• ClO₃^–

• ClO₄^–

What is the correct formula for the polyatomic ion called sulphate?

• SO₃^2–

• HSO₄^–

• SO₄^2–

• CH₃COO^–

What is the correct formula for the polyatomic ion called ammonium?

• NH₃⁺

• NH₃

• CN⁺

• NH₄⁺

Which of the following is nitrate?

• NO^-
• NO₂^-
• NO₃^-
• NO₄^-

Tags

NGSS.HS-PS1-1

What is the name of Al(NO₃)₃?

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

Tags

NGSS.MS-PS1-1

What is the name of Mg(OH)₂?

• Magnesium Hydride
• Magnesium Dihydride
• Magnesium Dihydroxide
• Magnesium Hydroxide

Tags

NGSS.MS-PS1-1

Ammonium

• NH₄⁺
• NO₃^-
• NO₂^-
• MnO₄^-