CAIE A-Level Chemistry AS 9.2.1 Reactions of the Elements with Oxygen to Questions

Practise predicting observations, products and balanced equations for Period 3 elements reacting with oxygen using CAIE 9701 AS questions.

Exam points

Describe and explain the reactions of Period 3 elements with oxygen, including observations and balanced equations.

[Maximum number: 1]

Aluminium, silicon and phosphorus are elements in Period 3 of the Periodic Table. Each element forms an oxide.

Which row is correct?

$\mathrm{Al}_{2} \mathrm{O}_{3}$

$\mathrm{SiO}_{2}$

$\mathrm{P}_{4} \mathrm{O}_{10}$

basic

amphoteric

acidic

giant ionic

simple molecular

high melting point

low melting point

vigorous reaction with water

slight reaction with water

vigorous reaction with water

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