2022 WASSCE Chemistry Trial Questions for practice

The questions are provided to assist students to revise lessons based on the topics from which the questions are drawn. These 2022 WASSCE Chemistry Trial Questions can help students learn in groups, and engage in fruitful discussions which will help them re-Inforce their understanding.

We challenge our learners to take these questions seriously and to attempt to solve them. Where you have challenges, ask your teachers for further explanations and guidance.

Question 1

 (a) (i) Explain briefly the fermentation process.

(ii) Write a balanced equation for the fermentation of glucose.

(iii) What substance must be added to glucose solution to ferment it?

(iv) Explain briefly why tightly corked glass filled to the brim with palm wine

shatters on standing.

Question 2

(a) State one industrial application of each of the following methods of

separation:

(i) crystallization;

(ii) fractional distillation.

(c ) Explain the following terms:

(i) saponification;

(ii) esterification.

Question 3:

(d) Write a balanced equation to illustrate each of the terms in (c).

(i) What is hydrocarbon compound?

(ii) Name two principal sources of hydrocarbons.

In a related development, the WASSCE 2022 is likely to be written in June 2022 however at the time of publishing this post, the timetable for Ghana was not out. Students should watch out for the WASSCE updates on this portal.