2022 JAMB Chemistry Past Questions
Browse the 2022 JAMB 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 JAMB Chemistry questions
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- Q12023MEDIUMGeography
The land-use activities which can be considered responsible for soil erosion in the tropics are
- A.irrigation, terrace farming and crop rotation✓ Correct
- B.mining, bush fallowing and market gardening
- C.industrialization, monoculture and lumbering
- D.bush fallowing, overgrazing and monoculture
- Q22012MEDIUMMathematics
If $\begin{vmatrix} 5 & 3 \\ x & 2 \end{vmatrix}$ = $\begin{vmatrix} 3 & 5 \\ 4 & 5 \end{vmatrix}$, find the value of x
- A.3
- B.4
- C.5
- D.7✓ Correct
- Q32018MEDIUMPhysics
Which of the following best describes the energy changes which take place when a steam engine drives a generator which lights a lamp?
- A.heat ----> Light----> Sound ----> Kinetic
- B.Kinetic ----> Light ----> Heat ----> Electricity
- C.heat ----> Kinetic ----> Electricity ----> Heat and Light
- D.electricity ----> Kinetic ----> Heat ----> Light✓ Correct
- Q42025MEDIUMChemistry
Nitrogen, a component of air is used for
- A.production of cooling agent
- B.production of margarine
- C.production of HNO$_3$✓ Correct
- D.manufacturing of oil
- Q52017MEDIUMPhysics
When two mirrors are placed at an angle of 90º to each other, how many images will be formed when an object is placed in front of the mirrors
- A.5
- B.4✓ Correct
- C.3
- D.2
- Q62016MEDIUMPhysics
Which of the following is obtained when a magenta is mixed with green colour?
- A.Yellow
- B.Blue✓ Correct
- C.White
- D.Red
- Q72018MEDIUMGovernment
One feature of the federal system of government is that the centre is____________
- A.A. superior to the other components
- B.B. inferior to the other components✓ Correct
- C.C. equal to the other components
- D.D. of-unlimited jurisdiction
- Q82019MEDIUMChemistry
The molecular shape and bond angle of water are respectively
- A.linear, 180°
- B.bent, 109.5°
- C.tetrahedral, 109.5°✓ Correct
- D.bent, 105°
- Q92019MEDIUMBiology
One important characteristics of green plant is that they
- A.possess specialized sense organs
- B.Are usually motile
- C.Are autotropic✓ Correct
- D.Respond slowly to stimuli
- Q102022MEDIUMAgricultural Science
Bulldozer is used for the following purpose except
- A.A. bush clearing
- B.B. felling trees and stumps
- C.C. leveling the ground✓ Correct
- D.D. planting of trees
Other JAMB Chemistry years
Working multiple years back-to-back is the fastest way to recognise repeating patterns.