Ionic Compounds Naming

Which of the following is an ionic compound:

• CH4
• I2
• LiBr2
• CO

What would be the proper chemical formula for combining Al³⁺ and Cl^- :

• AlCl₃
• Al₃Cl
• AlCl
• Al₃Cl₃

Name the following ionic compound: BeCl₂

• beryllium chlorine
• beryllium II chloride
• beryllium chloride
• beryllium dichloride

Name the following ionic compound: MgSO₄

• magnesium sulfoxide
• magnesium sulfide
• magnesium sulfate
• magnesium oxide

Name the following ionic compound: LiNO₃

• lithium nitrate
• lithium III nitrate
• lithium nitride
• lithium oxide

Name the following ionic compound: Cr(NO₂)₃

• chromium nitrite
• chromium nitride
• chromium III nitride
• chromium III nitrite

Name the following compound: FeCl₃

• iron chloride
• iron III chloride
• iron chlorate
• iron III chlorate

Which of the following combinations would need roman numerals in the name?

• potassium + fluorine
• beryllium + oxygen
• boron + iodine
• silver + oxygen

What is the charge on the hydroxide ion?

• 0
• -1
• -2
• -3

copper(II) chloride

• CuCl₂
• CuCl
• Cu₂Cl
• Cu₂Cl₂