A-LevelChemistryAtomic structure9701/12 · May/June 2017 · Q311 Mark

An isolated gaseous atom of element X has paired electrons in at least one of its 3d orbitals and has a filled 4s subshell. What could be the identity of element X? 1 iron 2 gallium 3 copper

A1, 2 and 3 are correct

B1 and 2 only are correct

C2 and 3 only are correct

D1 only is correct

✓ Correct answer

B: 1 and 2 only are correct

Oracle Prep sorts past-paper questions by topic, so you can drill Atomic structure and see which topics are most likely to come up next.

Topic: Atomic structure, A-Level Chemistry (syllabus 9701). Multiple choice, 1 mark.
Source: A-Level Chemistry, May/June 2017 Paper 1 Variant 2, question 31.

Questions and mark schemes are from past examination papers and remain the copyright of the exam board. How Oracle Prep builds its content