◈ Oracle Prep Sign Up Free

A-LevelChemistryChemical periodicity9701/12 · Oct/Nov 2025 · Q231 Mark

Element E is in Period 3. It forms a chloride which reacts with a small amount of water to produce a white precipitate and steamy fumes. This precipitate is soluble in NaOH(aq) and in HCl(aq). What is element E?

Amagnesium

Baluminium

Csilicon

Dphosphorus

✓ Correct answer

B: aluminium

Practise more questions on this topic

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

Sign up free →

About this question

Topic: Chemical periodicity, A-Level Chemistry (syllabus 9701). Multiple choice, 1 mark.
Source: A-Level Chemistry, Oct/Nov 2025 Paper 1 Variant 2, question 23.

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

Related Chemistry questions

Chemical periodicityFeb/Mar 20181m

Which oxide is insoluble in aqueous sodium hydroxide?

Chemical periodicityFeb/Mar 20181m

X, Y and Z are three elements in the third period. • X reacts with chlorine to give a liquid product. • Y reacts with…

Chemical periodicityFeb/Mar 20187m

Complete the electronic configuration of a chromium atom. 1s²2s²2p⁶3s²

Nitrogen and sulfurFeb/Mar 20181m

In which different forms does nitrogen exist in compounds? 1 bonded by a triple covalent bond 2 as part of a cation 3…

PolymerisationFeb/Mar 20181m

Poly(ethene) and PVC are examples of addition polymers. Which statements are correct? 1 On combustion, PVC can produc…

Halogen derivativesFeb/Mar 20181m

Organic compound X gives a precipitate when warmed with aqueous silver nitrate. This precipitate dissolves when conce…

← Browse all past-paper questions