Unit 4: Chemical Bonding Fall 2024 Final Exam Review

Front

Negatively charged ions are called...

Back

Anions

Front

In the correct Lewis structure for water, how many unshared pairs of electrons will oxygen have?

Back

2

Front

Hydrogen needs _____ electrons in its valence shell to be stable.

Back

2

Front

What is the ELECTRONIC geometry of a molecule with three bonding pairs and no lone pairs?

Back

Trigonal planar

Front

Which electron configuration belongs to Chlorine (Cl)?

Back

1s² 2s² 2p⁶ 3s² 3p⁵

Front

What is a covalent bond?

Back

A chemical bond formed by the sharing of electron pairs between atoms.

Front

What is the octet rule?

Back

Atoms tend to gain, lose, or share electrons to achieve a full outer shell of eight electrons.

Front

What type of bond is formed between a metal and a non-metal?

Back

Ionic bond.

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 a Lewis structure?

Back

A diagram that shows the bonding between atoms and the lone pairs of electrons in a molecule.