Unit 1 ii) Bonding

Question 1

Name the 3 types of bonding?

Answer 1

Covalent Ionic Metallic

Question 2

What is a covalent bond?

Answer 2

Two positive nuclei are held together by their strong force of attraction for a shared pair of electrons

Question 3

What is ionic bonding?

Answer 3

Ionic bonding is the force of attraction between oppositely charged ions. Occurs between a metal and non-metal.

Question 4

What is a metallic bond?

Answer 4

A strong force of attraction between positively charged ions and de-localised electrons

Question 5

What type of bonding is this?

Answer 5

Ionic bonding

Question 6

What type of bonding is this?

Answer 6

Metallic

Question 7

What type of bonding is this?

Answer 7

Covalent Network

Question 8

What are the two types of covalent substances?

Answer 8

1. Discrete Covalent Molecules
2. Covalent Networks

Question 9

Why do ionic substances only conduct electricity when liquid or molten?

Answer 9

The ions are free to move

Question 10

What is an electrolyte?

Answer 10

Ionic solutions are called electrolytes. An electrolyte is a substance that conducts electricity with the movement of ions

Question 11

What is OILRIG?

Answer 11

Oxidation

Is

Loss

Reduction

Is

Gain