Binary Ionic Formulas and Names Practice

Which of these compounds is ionic? 

• Carbon dioxide
• Dinitrogen Trioxide
• Silicon tetrachloride
• Lithium bromide

Tags

NGSS.HS-PS1-2

NGSS.HS-PS1-3

When naming ionic compounds, the cation is always named first and the anion is always named second.

• False
• True

A quick way to write an ionic formula is to write the ion symbols and "criss cross" their charges.

• True

• False

Which of the following will form an ion with a 2- charge?

• Ca
• Se
• Ge
• N

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

What charge does a calcium (Ca) ion have?

• +1
• +2
• +3
• +4

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Fe⁺³ combines with S^-2 to form 

• Fe⁺⁴(S)⁼³
• Fe²S⁴
• Fe₂S₃
• Fe³S²

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

K ⁺ and N^-3 combine to form...

• KN

• KN₃

• K₃N₃

• K₃N

Tags

NGSS.HS-PS1-2

How do the following two elements bond together?
Al³⁺  O^2-         

• AlO
• Al₂O₃
• Al₃O₆
• Al₃O₂

Tags

NGSS.HS-PS1-2

What is the formula and name of the compound formed by sodium and sulfur?

• Na₂S; sodium sulfide

• NaS; disodium sulfide

• Na₂S; sodium (I) sulfide

• NaS; sodium sulfur

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

What formula results when Ca⁺² and Br^- ions bond?

• Ca₂Br₂

• CaBr

• Ca₂Br

• CaBr₂

Tags

NGSS.HS-PS1-2