C3 Quiz

What can geologists determine by studying rocks?

Describe how Britain was 'made' when a supercontinent was formed?

What happened after the supercontinent formed? (include how three substances were formed)

How can the variety of rocks in Scotland be explained?

What resources are there in north-west England that make it important to the chemical industry?

How was limestone in the peak district formed?

How was coal formed in Lancashire?

How was salt formed in Cheshire?

What evidence is there to support ideas about the formation of limestone, coal and salt?

What are some uses of salt?

How is salt for the chemical industry obtained and what problems can this cause?

What are the benefits and risks of eating salt?

Give four uses of alkali

What is the difference between an alkali and a base?

What the general patterns of the reaction of alkalis with acids?

Name three types of salt and the acid they are associated with.

Describe the Leblanc process and outline the problems it cause.

How was the problem of hydrogen chloride in the Leblanc process countered? How was the product then turned into bleach?

What are the benefits and risks of using chlorine in water?

Define electrolysis

Describe what happens in the electrolysis of brine.

What impacts can the electrolysis of brine have on the environment?

Suggest risks that industrial chemicals pose.

What is PVC

What is the risk of PVC

What is a Life Cycle Assessment (LCA)?