Respuesta :
Answer:
NH₄Cl, Magnesium sulfate, KCN
Explanation:
Determine whether the given compound name or formula contains a polyatomic ion.
- NH₄Cl. YES. It contains the polyatomic ion ammonium NH₄⁺.
- Magnesium sulfate. YES. It contains the polyatomic ion sulfate SO₄²⁻.
- Sodium phosphide Na₃P. NO.
- SO₃. NO.
- Calcium hydroxide Ca(OH)₂. NO.
- KCN. YES. It contains the polyatomic ion cyanide CN⁻.
The given compound involves a polyatomic ion while the others do not:
NH₄Cl
[tex]MgSO_{4}[/tex]
Potassium Cyanide
What is a polyatomic ion?
A polyatomic ion is characterized as the set or group of atoms that contain a covalent bond.
As per the question, the compounds that involve polyatomic ions would be [tex]NH_{4} Cl[/tex], [tex]MgSO_{4}[/tex], and Potassium Cyanide.
While the others include [tex]Na_{3}P[/tex], [tex]SO_{3}[/tex], and [tex]Ca(OH)_{2}[/tex] do not involve polyatomic ions.
Learn more about "Compounds" here:
brainly.com/question/7509373