Writing Ionic and Covalent Formula Binary Compounds

What is the correct formula for the compound, lithium oxide?

• LiO
• Li₂O
• LiO₂
• Li₂O₂

Which of the following is NOT an ionic compound?

• CaO

• NaOH

• BaCl₂

• Br₂

stannous chloride

• StCl

• SnCl

• SnCl₂

• SnCl₄

What is the formula for aluminum fluoride?

• AlF
• Al₂F₃
• AlF₃
• Al₃F₂

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

• AlO
• Al₂O₃
• Al₃O₆
• Al₃O₂

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When metals bond with non-metals they form what type of bonds

• covalent
• ionic
• cooperative
• lewis

If my charge becomes 2+ what does that say about me?

• I am stealing 2 electrons
• I am losing 2 electrons
• I am in period 2
• I have an atomic # of 2

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If I gain electrons I become

• Positive because I've added to my atom
• negative because I've added electrons
• same because i'm balanced
• equal because now I have electrons

Metals tend to 

• gain electrons
• lose electrons

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What is the formula for lithium oxide

• Li₂O

• LiO₂

• LiO

• OLi

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