Chemistry 9701: STATES OF MATTER Topical Past Paper Questions
Cambridge AS & A Level Chemistry (9701) past-paper questions on STATES OF MATTER, free. This topic is frequently examined across 26 exam sessions. Sign in for the full topic-segregated question bank and AI worksheets.
Sample questions
(a) Dilute sodium hydroxide, NaOH(aq), is electrolysed. Identify the gas produced at the anode, and write a half-equation for the reaction involved. gas produced at the anode ..... half-equation ..... (b) Molten lead bromide, $ \mathrm{PbBr}_{2}(l) $, is electrolysed using a curr…
Chromium, Cr, and its compounds are widely used in many chemical reactions. (a) Cr exists as four stable isotopes. (i) The most common isotope of Cr is chromium-52. Determine the number of protons, neutrons and electrons in an atom of chromium-52. number of protons ..... neutrons…
At room temperature and pressure, H_{2}O is a liquid and H_{2}S is a gas. What is the reason for this difference of state? A O has higher first and second ionisation energies than S. B The covalent bond between O and H is stronger than the covalent bond between S and H. C There i…
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