2025 WAEC GCE Chemistry Practical (Alt. A/B) Answers

We offer valuable insights for the WAEC GCE Chemistry Practical exam, making it easy to understand the format and key areas to focus on. Whether you’re looking for the 2025 WAEC GCE Chemistry Practical questions and answers for the November/December exam or want to learn more about the exam format, this guide is designed to help you prepare effectively.

Download WAEC GCE Chemistry Practical Answers for 2025

You can also download the WAEC GCE Chemistry Practical answers for 2025 as a PDF for offline study. We’ve gathered helpful resources to assist you in understanding the questions and improving your preparation. Use this guide to enhance your study and perform at your best in the exam

Important Dates:

The Chemistry 3 (Alternative to Practical) exam is scheduled for Thursday, 20th November 2025, from
13:00 – 14:30 hrs (1 hr 30 mins).
The exact timing will be confirmed by the West African Examinations Council (WAEC).

NOV/DEC 2025 WAEC GCE Chemistry Practical Questions and Answers

The resources provided below for Chemistry Practical will help you prepare effectively for the upcoming exam. These study materials are designed to guide students toward success in the WAEC GCE.

At Iyierioba.com, we have carefully reviewed past exam performances to provide useful insights, tips, and strategies. By going through these resources, you will:

• Understand common challenges faced by candidates.
• Learn practical strategies to improve your answers.
• Gain confidence in approaching the practical paper.

Using these tools will boost your comprehension, sharpen your preparation, and increase your chances of scoring high in the final exam.

WAEC GCE Chemistry Practical (Alternative to Practical) | Nov 2025

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WAEC GCE Chemistry Alternative to Practical Past Questions & Answers

NUMBER THREE:

(3a)
(i) Distillation – Used for separating liquids with different boiling points.
(ii) Fractional Distillation – Employed for separating miscible liquids with closer boiling points.

(3bi)
Tongs
(PICK ANY ONE)

• Holding hot test tubes, beakers, or crucibles during heating.
• Picking up small pieces of substances or glassware.
• Removing a hot lid from a container.
• Gripping and placing objects into a furnace or flame.

(3bii)
Wire Gauze
(PICK ANY ONE)

• Supporting glassware (like a beaker) over a flame.
• Distributing heat evenly under a heated container.
• Preventing direct contact between glass and flame to reduce breakage.
• Acting as a platform for conducting flame tests.

(3biii)
Beehive Shelf
(PICK ANY ONE)

• Supporting a gas jar during gas collection over water.
• Keeping the gas jar stable while transferring gases.
• Directing gas from the delivery tube into the gas jar.
• Serving as an intermediary platform to avoid gas loss during collection.

(3biv)
Spatula
(PICK ANY ONE)

• Transferring small amounts of solid chemicals from containers.
• Mixing solid substances or scooping powders for weighing.
• Scraping residues from containers.
• Adding controlled amounts of a solid to a reaction mixture.

(3c) In a Tabular Form:

(3d)

• Add dilute hydrochloric acid (HCl) to both solutions:(i) NaOH(aq): No visible reaction occurs, as it only forms water and salt.
  (ii) Na₂CO₃(aq): Effervescence (bubbling) occurs due to the release of carbon dioxide gas (CO₂), which can be confirmed by bubbling it through limewater that turns milky.