3. Chemical Monitoring and Management

Question 1

Why does combustion of petrol need to be monitored? (5)

Answer 1

• There are different products produced under different conditions, and some are more harmful
• CO2 factor contributing to global warming
• CO very poisonous gas, and can be deadly
• C (s) shows inefficiency of the reaction, and clogs burners
• sulfur gases can cause environmental problems (acid rain)

Question 2

What are 6 types of chemical occupations?

Answer 2

• polymer chemist
• analytical chemist
• biochemist (agriculture, medicine)
• environmental chemist (water, air)
• metallurgical chemist
• industrial chemist