Unit 4 Ionic and Covalent Bonding Review

Front

Which group on the periodic table has 7 valence electrons?

Back

Group 17 has 7 valence electrons.

Front

What type of bond involves the sharing of valence electrons?

Back

Covalent bonds involve the sharing of valence electrons.

Front

What kind of bond is formed between metals and nonmetals where electrons are transferred?

Back

Ionic bonds are formed between metals and nonmetals where electrons are transferred.

Front

What are compounds formed by covalent bonds called?

Back

Compounds formed by covalent bonds are called covalent compounds.

Front

If aluminum (Al) and chlorine (Cl) form an ionic compound, how many of each will be used?

Back

1 Al and 3 Cl are used to form the ionic compound.

Front

What is the main characteristic of ionic compounds?

Back

Ionic compounds are characterized by the transfer of electrons and the formation of charged ions.

Front

What is a molecule?

Back

A molecule is a group of atoms bonded together by covalent bonds.

Front

What is the difference between ionic and covalent bonds?

Back

Ionic bonds involve the transfer of electrons, while covalent bonds involve the sharing of electrons.

Front

What is the charge of a sodium ion (Na) when it forms an ionic bond?

Back

The charge of a sodium ion (Na) is +1 when it forms an ionic bond.

Front

What is the charge of a chloride ion (Cl) when it gains an electron?

Back

The charge of a chloride ion (Cl) is -1 when it gains an electron.