Lewis Structures BR16

Front

Each line in a Lewis Structure represents __________ electron(s).

Back

2

Front

Three pairs of electrons are shared in a __________ bond.

Back

Triple bond

Front

What is the correct Lewis dot structure for the molecule fluorine (F2)?

Back

Structure B

Front

What is the correct Lewis structure for the compound PBr3?

Back

Structure D

Front

What is the correct Lewis structure for water?

Back

Structure C

Front

What do Lewis Structures represent in chemistry?

Back

Lewis Structures represent the arrangement of electrons in a molecule, showing how atoms are bonded and the presence of lone pairs.

Front

What is a single bond in terms of electron sharing?

Back

A single bond involves the sharing of one pair of electrons between two atoms.

Front

What is a double bond in terms of electron sharing?

Back

A double bond involves the sharing of two pairs of electrons between two atoms.

Front

What is the significance of lone pairs in Lewis Structures?

Back

Lone pairs represent non-bonding electrons that can affect the shape and reactivity of a molecule.

Front

How many valence electrons does a fluorine atom have?

Back

7 valence electrons.