Unit 4 Test Online Review

Front

What is a covalent bond?

Back

A covalent bond is a chemical bond formed when two atoms share electrons.

Front

What is an ionic bond?

Back

An ionic bond is a chemical bond formed when one atom completely transfers electrons to another atom.

Front

Is hydrogen a metal or a non-metal?

Back

Hydrogen is considered a non-metal.

Front

What are anions?

Back

Anions are ions with a negative charge that are formed when an atom gains electrons.

Front

What type of bond is formed between Lithium and Chlorine?

Back

Lithium and Chlorine are most likely to form an ionic bond.

Front

What is the definition of a metallic bond?

Back

A metallic bond is a type of chemical bond that occurs between metal atoms, characterized by a sea of delocalized electrons.

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 an example of a molecule formed by covalent bonding?

Back

An example of a molecule formed by covalent bonding is water (H2O).

Front

What is the charge of a cation?

Back

A cation is an ion with a positive charge, formed when an atom loses electrons.

Front

What is the octet rule?

Back

The octet rule states that atoms tend to gain, lose, or share electrons to achieve a full outer shell of eight electrons.