Question set
Shells and Valency: Think It Through
Ten questions on filling the shells, valence electrons and valency, and atomic and mass numbers. One asks you to choose a picture of an atom. Every answer has a worked solution that names the usual slip.
ChemistryHigh School (9–10)GeneralElectronic Configuration and Valency
- questions
- 10
- at your own pace
- Untimed
- marks
- 10
- right / wrong
- +1 / 0
questions
at your own pace
marks
right / wrong
At a glance
| Part | Questions | Marks |
|---|---|---|
| All questions | 10 | 10 |
Marking
- Right answer: +1
- Wrong answer: 0, nothing taken away
- Left blank: 0
Time
No time limit: work at your own pace.
