Click the QR code for MC Questions. Written questions, use your jotter, date & heading: Exercise AH 1_3A [Oxidation Numbers & Polyatomic Ions]. |
![]() |
![]() |
1. | Click the QR codes to practise calculating Oxidation Numbers in compounds and Polyatomic Ions and identifying Oxidation & Reduction. | ![]() |
![]() |
![]() |
![]() |
Ref: | 1_3A Q4 | 1_3A Q5 | 1_3A Q6 | 1_3A Q7 |
2. | Click the QR code to answer questions on explaining phenomena and observations related to Oxidation Numbers & Polyatomic Ions. | ![]() |
Ref: | 1_3A Q2 |
3. | Click the QR code to answer questions concerning practical chemistry. | ![]() |
Ref: | 1_3A Q3 |
4. | |
![]() |
|
![]() |
|
2010/2 | |
5. | |
![]() |