WAEC Chemistry 2010 Theory — Question 33

Question 33 of 46 from the West African Examinations Council (WAEC) Chemistry 2010 Theory paper, with the correct answer and a full explanation.

4d) Give one chemical test to distinguish between propene and propane.

Model answer

The two gases should be passed separately into bromine water. The one that decolorizes bromine water is propene, while the one that shows no reaction is propane.

Sign up free to unlock

Score tracking
Practice history
Saved questions
Progress dashboard
Personalized sessions
Weak-topic breakdown

…and/or go further with premium services and No Ads.

Create free account

More questions from Chemistry 2010 Theory More Chemistry past papers