10/16: Covalent Bonding

What two types of atoms make a covalent bond?

• 2 non-metals

• 1 metal and 1 non-metal

• 2 metals

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In chemical compounds, covalent bonds form when

• the electronegativity difference between two atoms is very large.
• electrons are completely transferred between two metals.
• pairs of electrons are shared between two non-metal atoms.

• two non-metal atoms are attracted to each other by opposite charges.

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Identify the following compound as ionic or covalent: SO₂

• ionic

• covalent

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Identify the following compound as ionic or covalent: Ca(OH)₂

• ionic

• covalent

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Identify the following compound as ionic or covalent: CH₃COOH

• ionic

• covalent

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What is it called when atoms share one pair of electrons?

• A double bond
• A triple bond
• A quadruple bond
• A single bond

What is it called when atoms share two pairs of electrons?

• A double bond
• A single bond
• A triple bond
• A quadruple bond

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What is it called if there are three pairs of electrons being shared?

• Triple bond
• Bond length
• Tribond
• Chocolate Mousse

In a covalent bond, one or more electrons are? 

• shared 
• lost 
• gained 
• transferred 

What do we call the number of valence elctrons that most atoms need to become stable?

• triplet

• quartet

• octet

• heptet

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