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.

( 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 \( ext{KAl} \left( ext{SO}_{4} ight)_{2} \).

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

The question covers General .

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