Waec 2025 Chemistry Question 5

Practice essay / theory question 5 from the 2025 Waec Chemistry examination. This question covers General .

Waec 2025 Chemistry Essay / Theory
Topic: General
Question 5 WAEC • 2025 • CHEMISTRY • essay

Answer all the questions in this section.

Question Parts

( a )
When air reacts with red hot coke, a fuel is formed.
( b )
Write an equation for the reaction between sodium and water.
( c )
Write the equation(s) for the main reaction of Iron (III) oxide in the blast furnace.
( d )
Explain briefly why the temperature in the blast furnace decreases from bottom to top.
( e )
The table below shows the products of the destructive distillation of coal and their uses. Study and complete the table.
( f )
Mention one industrial process in which each of the following compounds are used.
( g )
State the function of each of the compounds in 5(d)(i) in the industrial process.
( h )
Name the compound \( ext{KAl} \left( ext{SO}_{4} ight)_{2} \).

Detailed Solution & Marking Scheme

Get the step-by-step solution, key points required by examiners and detailed marking guidance through the Edcrib AI Tutor.

Reveal Answer

About This Question

This is Waec 2025 Chemistry Question 5. It is one of the essay questions from the 2025 Waec Chemistry examination.

The question covers General .

Master the Exam!

You've seen a preview, but there are thousands more questions plus AI tutor to break down complex solutions.

Unlock Full Access Available for Android & Windows
Chat with Support