Unit 5 - Rate Of Reaction

Question 1

Catalyst does what?

Answer 1

Increase rate of reaction by providing an alternative surface for reaction to proceed

Question 2

What’s a catalyst?

Answer 2

Substance that speeds up chemical reaction without being consumed in process. E.g - enzymes

Question 3

Using a catalyst

Answer 3

Less energy needed
Can reuse
Less pollution - better for environment
Economic reasons - cheaper
Only small amount needed

Question 4

When are catalysts used?

Answer 4

To produce chemicals like ammonia in Haber process