Quick Check: Binary Ionic Names & Formulas (Type 1 Cations)

What is the correct formula for a compound containing the ions Na⁺ and S^-2?

• Na₂S

• NaS₂

• Na₂S₂

• NaS

• SNa₂

What is the correct formula for a compound containing the ions K ⁺ and N^-3 ?

• KN

• KN₃

• K₃N

• K₃N₃

• NK₃

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

What is the correct formula for a compound containing the ions

Al³⁺ and O^2- ?

• AlO

• Al₂O₃

• Al₃O₆

• Al₃O₂

• O₂Al₃

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

What is the correct formula that results when Ca⁺² and Br^- ions react?

• Ca₂Br₂

• CaBr

• Ca(Br)₂

• CaBr₂

• Br₂Ca

Tags

NGSS.HS-PS1-2

The compound Na₂S is named _____.

• sodium (II) sulfide

• sodium sulfide

• disodium sulfide

• sodium sulfur

The compound with the formula Mg₃N₂ is named ____.

• trimagnesium dinitride

• magnesium (II) nitride

• magnesium (II) nitrogen

• magnesium nitride

What is the correct formula for the compound calcium arsenide?

• Ca₃As₂

• CaAs₂

• Ca₃As

• Ca₃Ar₂

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

What is the correct formula for beryllium iodide?

• Be₂I

• BeI

• BeI₂

• BI₂

Fe⁺³ combines with S^-2 to form ____.

• FeS

• Fe₃S₄

• Fe₂S₃

• S₃Fe₂

Tags

NGSS.HS-PS1-2

What is the correct name of CaF₂?

• calcium difluoride

• calcium fluoride

• calcium flourine

• fluorine calcide