Free Practice Questions for LGCSE Physical Science (0181)
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Key Facts: LGCSE Physical Science (0181) Exam
0181
Official LGCSE syllabus code
ECoL / NCDC Physical Science syllabus
40 MCQs
Official Paper 1 item count (20 Chem + 20 Phys)
LGCSE Physical Science scheme of assessment
45 min
Paper 1 duration
LGCSE Physical Science scheme of assessment
30% / 50% / 20%
Paper 1 / Paper 2 or 3 / Paper 4 weightings
LGCSE Physical Science scheme of assessment
A*–G
LGCSE letter grade scale (U ungraded)
Examinations Council of Lesotho
M910 + M150
Private 1-subject fee + practical fee (2026 table)
ECoL examinations fees
Oct/Nov
Main examination series
ECoL LGCSE Physical Science syllabus
ECoL LGCSE Physical Science 0181 assesses Chemistry and Physics through Paper 1 (40 MCQs, 45 min, 30%), Paper 2 Core or Paper 3 Extended theory (80 marks, 1 h 30 min, 50%), and Paper 4 Practical Knowledge (40 marks, 1 h, 20%). Grades are A*–G. The 100 questions here are an English MCQ study adaptation for revision—not the official multi-paper format.
Sample LGCSE Physical Science (0181) Practice Questions
Try these sample questions to review concepts for the LGCSE Physical Science (0181) exam. Each question includes a detailed explanation. Start the interactive quiz above for the full 100+ question experience with AI tutoring.
1Which substance is a compound?
2An atom has 11 protons, 12 neutrons and 11 electrons. What is its mass number?
3Which particle has a relative charge of −1?
4Chlorine has atomic number 17. What is the electronic configuration of a chloride ion, Cl−?
5Elements in the same group of the Periodic Table have the same number of:
6Which statement about Group I alkali metals is correct?
7Going down Group VII (halogens), which property trend is correct?
8Sodium chloride is held together by ionic bonds. Which description is correct?
9Which substance has a giant covalent structure?
10Why does graphite conduct electricity?
About the LGCSE Physical Science (0181) Exam
LGCSE Physical Science (0181) is Lesotho's senior secondary combined Chemistry and Physics qualification, developed by NCDC with ECoL and based on Cambridge International GCSE Physical Science foundations. Candidates study both Chemistry (atomic structure, reactions, stoichiometry, environment, organic) and Physics (general physics, thermal, waves, electricity, atomic physics) over two years.
Exam sponsor: Examinations Council of Lesotho (ECoL). The requirements and fees below concern the certification or admission exam, separate from our free practice resources.
Assessment
Paper 1 MCQ 40 items (45 min, 30%); Paper 2 Core or Paper 3 Extended theory 80 marks (1 h 30 min, 50%); Paper 4 Practical Knowledge 40 marks (1 h, 20%)
Time Limit
Paper 1: 45 minutes; Paper 2 or 3: 1 hour 30 minutes; Paper 4: 1 hour
Passing Score
Letter grades A*–G (U = ungraded); Grade C or better is commonly treated as credit-level
Exam / Certification Fees
Private candidates: M910 for one LGCSE subject (2026 ECoL table; up to M2730 for 8 subjects). School candidates register through centres. Add M150 practical fee per practical subject when applicable. Confirm on examscouncil.org.ls.
Exam sponsor websiteReported exam pass rate: Not published by ECoL. Exam sponsor website
Fees, eligibility, and exam policies can change. Confirm them with the exam sponsor before applying or paying.
Our practice resources: topics covered
We aim to reflect publicly available exam outlines and topic information in our study resources. Coverage, format, and difficulty may differ from the actual exam, and we cannot guarantee that every detail is accurate or current. Confirm exam requirements, fees, and policies with the official exam sponsor.
Atomic Structure and the Periodic Table
Distinguish elements, compounds and mixtures; proton, neutron and electron numbers; electron arrangement; groups and periods; alkali metals, halogens and noble gases; transition metals; ionic, metallic and covalent bonding; giant covalent and metallic structures; metal properties, reactivity series and extraction.
Chemical Reactions
Physical versus chemical change; exothermic and endothermic processes; collision theory and factors affecting rate; oxidation and reduction; acid–base properties and pH; oxide classification; salt preparation; qualitative tests for ions and gases; limestone chemistry; electrolysis of molten and aqueous electrolytes.
Stoichiometry
Relative atomic and formula mass; the mole and Avogadro constant context; molar mass; balanced equations; reacting-mass calculations; molar gas volume; limiting reactant ideas at Extended level.
Air, Water and the Environment
Water purification; air composition; sources and effects of common pollutants; oxygen production and uses; nitrogen and fertilisers; carbon dioxide, combustion and the carbon cycle.
Organic Chemistry
Homologous series; alkane properties and combustion; petroleum fractions; cracking; alkene addition reactions; ethanol production and uses; carboxylic acids; addition and condensation polymers.
General Physics
Length and time measurement; speed, velocity and acceleration; mass, weight and density calculations; forces, Hooke's law and moments; energy stores and transfers; work and power; pressure in solids and fluids.
Thermal Physics
Particle model of solids, liquids and gases; thermal expansion; conduction, convection and radiation; temperature measurement; heating and cooling curves.
Waves
Wave speed, frequency and wavelength; transverse and longitudinal waves; reflection and refraction of light; total internal reflection; thin lenses; colour and the electromagnetic spectrum; sound speed, echoes and pitch.
Electricity and Magnetism
Charge and current; potential difference and resistance; Ohm's law; series and parallel networks; electrical energy and power; magnets and magnetic fields; electromagnets and simple electromagnetic devices.
Atomic Physics
Nuclear structure; radioactive decay; properties of α, β and γ radiation; half-life calculations; detection, safety and applications.
Preparing for the LGCSE Physical Science (0181) Exam
What You Need to Know
- Passing score: Letter grades A*–G (U = ungraded); Grade C or better is commonly treated as credit-level
- Assessment: Paper 1 MCQ 40 items (45 min, 30%); Paper 2 Core or Paper 3 Extended theory 80 marks (1 h 30 min, 50%); Paper 4 Practical Knowledge 40 marks (1 h, 20%)
- Time limit: Paper 1: 45 minutes; Paper 2 or 3: 1 hour 30 minutes; Paper 4: 1 hour
- Exam / certification fees: Private candidates: M910 for one LGCSE subject (2026 ECoL table; up to M2730 for 8 subjects). School candidates register through centres. Add M150 practical fee per practical subject when applicable. Confirm on examscouncil.org.ls. Official sources
Using Our Practice Resources
- Work through all 100 available questions
- Review every answer and explanation
- Track weak areas and revisit them
- Use our AI tutor for tough concepts
LGCSE Physical Science (0181): Suggested Study Strategy
Frequently Asked Questions
What is LGCSE Physical Science 0181?
Syllabus 0181 is the Examinations Council of Lesotho (ECoL) Lesotho General Certificate of Secondary Education subject that combines Chemistry and Physics for Grades 11–12. It was developed with the National Curriculum Development Centre (NCDC) from Cambridge International GCSE Physical Science foundations.
How is LGCSE Physical Science examined?
All candidates take three papers: Paper 1 (40 multiple-choice items in 45 minutes, 30%—20 Chemistry and 20 Physics from the Core), either Paper 2 (Core theory) or Paper 3 (Extended theory) for 80 marks in 1 hour 30 minutes (50%), and Paper 4 Practical Knowledge for 40 marks in 1 hour (20%). The main series is October/November.
What grades are awarded for LGCSE Physical Science?
ECoL awards letter grades from A* to G, with U for ungraded. There is no single published numeric percentage pass mark. Grade C or better is commonly treated as credit-level performance for progression pathways.
How much does LGCSE Physical Science cost for private candidates?
On the 2026 ECoL fee table, private LGCSE entry starts at M910 for one subject (up to M2730 for eight subjects). Physical Science is a practical subject, so an additional M150 practical fee per practical subject may apply. School candidates register through their centres. Always confirm current fees on examscouncil.org.ls.
Are these official ECoL examination questions?
No. This bank contains original English-language multiple-choice study questions covering topics from LGCSE Physical Science 0181 syllabus topics. Official assessment also includes structured theory and a Practical Knowledge paper; these 100 items are a study adaptation, not an official paper simulation.
Should I take Paper 2 or Paper 3?
Paper 2 assesses the Core Curriculum (grades C to G available). Paper 3 assesses the Extended Curriculum (Core plus Supplement) and can award grades A* to G. Centres enter candidates expected to achieve grade C or above for Paper 3; those likely at D or below usually enter Paper 2.