2025 WAEC (WASSCE) Chemistry Past Questions
Browse the 2025 WAEC (WASSCE) Chemistry past questions with answers and step-by-step explanations. Chemistry covers physical, inorganic and organic chemistry across three sub-papers. The highest-yield revision is past questions: examiners reuse the same reaction patterns and the same common compounds year after year. Use the year archive below to time yourself the way the actual exam does — most candidates need to work questions across multiple years before the patterns become obvious.
Sample WAEC (WASSCE) Chemistry questions
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- Q12025MEDIUMPhysics
A 500N box rests on a horizontal floor. A constant horizontal force is exerted on the box so that it moves through 8m. If the coefficient of kinetic friction between the floor and the box is 0.22, calculate the workdone on the box
- A.880J✓ Correct
- B.440J
- C.400J
- D.110J
- Q22025MEDIUMEnglish
From the words or group of words lettered A to D, choose the word or group of words that best completes the sentence below. The order is that everyone must be ....... bed by midnight.
- A.on
- B.inside
- C.in
- D.within✓ Correct
- Q32025MEDIUMEnglish
From the words or group of words lettered A to D, choose the word or group of words that best completes the sentence. Our tour of the tower came to an end all ....... soon.
- A.much
- B.rather
- C.too✓ Correct
- D.more
- Q42012MEDIUMBiology
The appropriate food to be given to the child in the picture above is?
- A.beans
- B.garri✓ Correct
- C.bread
- D.avocado pear
- Q52025MEDIUMPhysics
The average kinetic energy of the molecules of a perfect gas is directly proportional to the
- A.pressure exerted by the gas
- B.volume of the gas molecule✓ Correct
- C.kelvin temperature of the gas
- D.volume of the gas container
- E.celcius temperature of the gas
- Q62023MEDIUMLiterature in English
A dead metaphor is
- A.overused and ineffective✓ Correct
- B.implied and not funny
- C.implied and underused
- D.overused and funny
- Q72025MEDIUMChemistry
Calcium is usually extracted by the electrolysis of its
- A.trioxonitrate (V)
- B.tetraoxosulphate (IV)
- C.oxide✓ Correct
- D.hydride
- E.chloride
- Q82025MEDIUMEnglish
From the words lettered A to D below each of the following sentences, choose the word that is nearest in meaning to the underlined word. Such utterances are inimical to the peaceful co-existence of the two communities
- A.unhelpful
- B.unimportant
- C.harmful✓ Correct
- D.useless
- Q92021MEDIUMLiterature in English
The speaker is involved in putting on
- A.a scene
- B.skit
- C.an act
- D.a play✓ Correct
- Q102022MEDIUMGovernment
The Council of Elders in the pre-colonial political institutions of West Africa best served on the Council as
- A.A. warriors of the state
- B.B. go-between the gods and the people✓ Correct
- C.C. custodians of the wealth of the state
- D.D. representative of the commoners
Other WAEC (WASSCE) Chemistry years
Working multiple years back-to-back is the fastest way to recognise repeating patterns.