Waec 2024 Chemistry Question 4

Practice essay / theory question 4 from the 2024 Waec Chemistry examination. This question covers General .

Waec 2024 Chemistry Essay / Theory
Topic: General
Question 4 WAEC • 2024 • CHEMISTRY • essay

Question Parts

( a )
(i) Write a balanced chemical equation for each of the following reactions: (i) ammonia gas with copper (II) oxide; (ii) ammonia gas with oxygen gas; (iii) aqueous potassium iodide with chlorine gas; (iv) iron with dilute tetraoxosulphate (VI) acid; (v) aqueous lead (II) trioxonitrate (V) with hydrogen chloride gas.
( b )
(i) Describe briefly the process involved in the extraction of tin from tin ore.
( b )
(ii) Mention three uses of hydrogen.
( b )
(iii) State two physical properties of hydrogen.
( b )
State the class of oxide to which each of the following compounds belong; (i) \( \mathrm{Na}_{2} \mathrm{O} \); (ii) ZnO ; (iii) \( \mathrm{SO}_{2} \); (iv) \( \mathrm{CO}_{2} \); (v) \( \mathrm{N}_{2} \mathrm{O} \).

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About This Question

This is Waec 2024 Chemistry Question 4. It is one of the essay questions from the 2024 Waec Chemistry examination.

The question covers General .

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