Teacher LoginStart Learning
HomeFeaturesHow It WorksPricingResourcesPast Papers
Grammar LabStart Learning
All chapters
Chemistry 5070 · Cambridge (CAIE) O Level

Electronic Configuration

4 past-paper questions on Electronic Configuration · examined 2020–2022.

20221 question

5070/21 · M/J · Q2(a) [1]Sign up to mark my answer →

State the electronic configuration for phosphorus.

20203 questions

5070/11 · M/J · Q8 [1]Sign up to mark my answer →

Which ion has the most shells that contain electrons?

5070/21 · M/J · Q8(a) [1]Sign up to mark my answer →

State the electronic configuration of the positive ion in sodium chloride, NaCl.

5070/22 · O/N · Q2(b) [1]Sign up to mark my answer →

Write the electronic configuration of a chlorine atom.

Go Pro to download this chapter as a topical PDF and search by AI.

AI Examiner

Don't just read the solution — get your own answer marked

Write your answer to any Chemistry past-paper question, photograph it, and Learning DEN marks it like a real examiner — marks awarded, where you lost them, and your predicted grade. 3 free gradings to start.