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Use of Activity-Based Method to Evaluate the Teaching and Learning of Redox Reactions among Senior High School Students
Open Journal of Educational Research
| Vol 3, Issue 3
Table 4. Students’ reasons for writing theions present in molten alumina and lead trinitrate (V) solution incorrectly.
| Ions present in: | Reasons | Number of students |
| (a) Al2+, O3- | aluminium has lost 2 electrons and oxygen has gained 3 electrons in the compound | 2 |
| Al23+, O 2 | there are 2 aluminium atoms and they lost 3 electrons and there are 3 oxygen atoms and they gained 2 electrons | 3 |
| Pb2+, NO32- | there are 2 lead atoms in the compound | 1 |