Chemistry 0620: USING MOLES Topical Past Paper Questions
Cambridge IGCSE Chemistry (0620) past-paper questions on USING MOLES, free. This topic is frequently examined across 26 exam sessions. Sign in for the full topic-segregated question bank and AI worksheets.
Sample questions
Titanium is a metal. (a) (i) State the period number of titanium in the Periodic Table. [1] (ii) Deduce the number of electrons, neutrons and protons in the titanium ion shown. number of electrons ..... number of neutrons ..... number of protons ..... State two properties of tran…
A student investigates the reaction between acidic solution **B** and two different solutions of aqueous sodium hydroxide, solution **C** and solution **D**, using two different indicators. The student does two experiments. **Experiment 1** • Rinse a burette with distilled water…
This question is about sulfuric acid, $H_2SO_4$. (a) Dilute sulfuric acid and aqueous sodium hydroxide can be used to prepare sodium sulfate crystals using a method that involves titration. The apparatus for titration is shown in Fig. 4.1. Fig. 4.1 Thymolphthalein is used as an i…
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