Covalent Bonding

Front

What is a covalent bond?

Back

A covalent bond is a chemical bond formed when two atoms share one or more pairs of electrons.

Front

What is the molecular formula for water?

Back

H₂O

Front

What are valence electrons?

Back

Valence electrons are the electrons in the outermost shell of an atom that are involved in forming bonds.

Front

How many valence electrons does carbon have?

Back

4

Front

What is the correct name for the compound NH₃?

Back

Ammonia

Front

What is the significance of the octet rule in covalent bonding?

Back

The octet rule states that atoms tend to form bonds in such a way that they have eight electrons in their valence shell, achieving stability.

Front

What is a polar covalent bond?

Back

A polar covalent bond is a type of bond where electrons are shared unequally between two atoms, resulting in a molecule with a slight charge.

Front

What is the difference between a single bond and a double bond?

Back

A single bond involves one pair of shared electrons, while a double bond involves two pairs of shared electrons.

Front

What is the formula for carbon dioxide?

Back

CO₂

Front

How many valence electrons are in phosphorus?

Back

5