Edexcel IGCSE Chemistry Topic Questions Concise resources for the IGCSE Edexcel Business course 1. Alcohols QP Part 12. Alcohols QP Part 23. Alkenes QP Part 14. Alkenes QP Part 25.Carboxylic acid QP6. Chemical Test QP7. Crude Oil Part 1 QP8. Crude Oil Part 2 QP9. Gases in atmosphere QP10.Alkanes QP Part 111.Alkanes QP Part 2 1. Alcohols MS Part 12. Alcohols MS Part 23. Alkenes MS Part 14. Alkenes MS Part 25.Carboxylic acid MS6. Chemical Test MS7. Crude Oil Part 1 MS8. Crude Oil Part 2 MS9. Gases in atmosphere MS10.Alkanes QP Part 111. Alkanes QP Part 2