Candidates' Strengths
Candidates’ strengths were noticed in the following areas:
- ability to name example of acid – base indicators;
- ability to identify NO2 as an oxidizing agent;
- ability to differentiate between a primary cell and a secondary cell;
- ability to give examples of primary and secondary cells;
- ability to list properties of an element which shows periodicity;
- knowledge of methods of collecting gases;
- simple calculations involving mass;
- industrial preparation of ammonia;
- uses of ammonia;
- applications of electrolysis.