This presentation will focus on revising some of the key topics in A-Level acid-base chemistry, e.g. definitions, calculating pH, acid-base titrations, titration curves and buffer solutions as ...

Chemistry at Home The ACS Education Division is making educational resources available by topic to aid parents and teachers in student enrichment during this time of distance learning. We have bundled ...

A question in the third paper of the H2 Chemistry exam showed a bond between two elements drawn incorrectly in one of the diagrams. Read more at straitstimes.com. Read more at straitstimes.com.

For A-Level Chemistry, the grade boundaries are A* 243, A 212, B 173, C 134, D 96, and E 58. The maximum mark is 270. For A-Level English Language, the grade boundaries are A* 169, A 150, B 126, C ...