Bonding

Question 1

Explain how covalent bonding arises

Answer 1

A covalent bond will form when atoms rearrange their electrons by sharing to produce an arrangement of lower energy.

Question 2

How to draw Lewis dot diagrams

Answer 2

Draw out shared pairs as per, but have one atom be dots and others be +.

Question 3

What is a dative bond?

Answer 3

When one of the atoms provides both shared electrons that form the covalent bond.

Question 4

How to draw out dative bonded molecule structure

Answer 4

Draw Lewis dot diagram in square brackets, have the dative bond be same symbol(.or+) then have charge outside.

Question 5

What is a resonance structure?

Answer 5

When there is a hybrid of single and double bonds.