Naming ionic compounds

Which of the following is an ionic compound:

• CH4
• I2
• LiBr2
• CO

Name the following ionic compound: BeCl₂

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

name the following ionic compound: NaF

• nitrogen fluorine
• sodium fluoride
• nitrogen fluoride
• sodium fluorine

Which of these combinations is an ionic compound made of?

• Metal and Metal
• Nonmetal and Nonmetal
• Metal and Nonmetal
• Cation and Cation

Name this compound: 
KF

• Potassium fluoride
• Potassium fluorite
• Fluorine potasside 
• Potassium fluorate

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

• AlCl₃
• Al₃Cl
• AlCl
• Al₃Cl₃

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

• Ca₂Br₂
• CaBr
• Ca(br)₂
• CaBr₂

NaCl

• Sodium monochlorine

• Sodium chloride

• Sodium monochloride

• Sodium chlorine

MgI₂

• Magnesium Iodine

• Monomagnesium di-iodide

• Magnesium iodide

• Magnesium tetraiodide

N₂O

• Nitrogen Oxide

• Dinotrogen dioxide

• Nitrous dioxide

• Nitrogen Oxygen