writing and naming formulas

The name of FeCl₂ is

• iron chloride
• iron (II) chloride
• iron (I) chloride
• iron dichloride

The correct chemical formula for magnesium phosphide is

• MgP
• Mg₂P₃
• Mg₃P₂
• Mg₃(PO₄)₂

Tags

NGSS.MS-PS1-1

Ca⁺², O^-2

• CaO
• OCa
• Ca_-2O₊₂
• Ca₂O₂

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Ca⁺²P^-3

• PCa
• P₂Ca₃
• CaP
• Ca₃P₂

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

What is the correct name for P₃Cl₆?

• Potassium chloride
• Phosphorous chloride
• Triphosphorous hexachloride
• Tetraphosphorous heptachloride

What is the correct name for MgI₂?

• Manganese IV iodide
• Manganese diiodide
• Magnesium iodide
• Magnesium diiodide

Tags

NGSS.HS-PS1-2

What is the correct formula for phosphorous trichloride?

• P₃Cl
• PCl₃
• KCl₃
• K₃Cl

Tags

NGSS.MS-PS1-1

What is the correct name for SO₂?

• Sulfur oxide
• Sulfite
• Sulfur dioxide
• Sulfur II Oxide

What is the correct formula for Ammonium phosphate?

• NH₄PO₄

• NH₄₃PO₄

• (NH₄)₃PO₄

• NH₄(PO₄)₃

Tags

NGSS.MS-PS1-1

What is the correct name of the compound Mg(NO₃)₂?

• Magnesium nitride

• Magnesium dinitrate

• Monomagnesium dinitrate

• Magnesium nitrate