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Chemistry tuition for Junyuan Secondary School students
Live online Chemistry tuition for Junyuan Secondary School students in secondary 3–4. Bring recent schoolwork and teacher feedback so our tutors can see where your child needs help and plan the lessons.
Secondary 3–4
Courses and years
Pure Chemistry
Years 3–4
Combined Science (Chemistry)
Years 3–4
Bring recent schoolwork and the current topic list so we can choose a suitable class.
Study guide · 01
Particles, bonding and structure: explain properties precisely
Pure Chemistry questions can ask students to connect a structure with an observable property. Identify the type of particles, how they are arranged and the forces or bonds relevant to the property. A statement about melting needs a different explanation from one about electrical conductivity, even when both questions concern the same substance.
For a simple molecular substance, distinguish the forces between molecules from the covalent bonds within each molecule. For an ionic substance, distinguish the strength of the lattice interactions from the ability of ions to move. Those distinctions prevent a correct term from being used in an incorrect explanation.
Compare two substances using the same property. Explain how each structure affects it, then describe the difference. Try the explanation aloud without notes. If you are unsure which particles or forces matter, review those first.
Study guide · 02
Chemical calculations: make each step follow the equation
Plan the calculation: convert the given quantity to moles, use the balanced equation’s mole ratio and convert to the quantity asked for. Label each substance so you can check you are comparing the right pair.
Check the conditions in the question. A gas-volume calculation needs the stated conditions or molar volume. A solution calculation needs consistent volume units. If the question supplies information about excess or limiting quantities, use it before deciding how much product can form. Select the method from the evidence given.
The task
5.0 g of calcium carbonate reacts completely with excess hydrochloric acid. Given Mr(CaCO₃) = 100 and a gas molar volume of 24 dm³/mol at the stated conditions, calculate the carbon dioxide volume. Equation: CaCO₃ + 2HCl → CaCl₂ + H₂O + CO₂.
Worked response
Amount of CaCO₃ = 5.0 ÷ 100 = 0.050 mol. The CaCO₃:CO₂ mole ratio is 1:1, so 0.050 mol of CO₂ forms. Volume = 0.050 × 24 = 1.2 dm³.
Convert the calcium carbonate mass to moles, then use the 1:1 ratio to find the carbon dioxide amount. The acid is in excess, so the calcium carbonate determines how much gas forms. Finally convert the gas amount to volume.
Study guide · 03
Connect reactions across acids, redox, energetics and rates
Reaction topics become more useful when the student can explain the same change in several ways. An acid reaction can be represented by an equation, identified through observations and used in a calculation. A redox question can ask how oxidation states or electron transfer establish what was oxidised and reduced. Keep the definition connected to the species in the question.
For energetics, track where energy is transferred and distinguish bond breaking from bond formation. For rate questions, identify the changed condition and explain its effect on relevant collisions. If a graph is supplied, distinguish a faster reaction from a larger final amount of product; they describe different features of the results.
The Periodic Table, organic chemistry and air-quality topics also need explanation and application. Use the official outcomes to choose appropriate examples. A named topic is a starting point for revision; the verbs in its outcomes indicate whether the student should recall, explain, calculate or interpret information.
Study guide · 04
Practical Chemistry: observations, data and evaluation
Practical preparation includes choosing a method, making careful observations, processing results and evaluating the conclusion. For qualitative analysis, keep the test, observation and inference as separate steps. A colour change or precipitate is an observation; the identification of a substance is the conclusion supported by it.
When evaluating an experiment, identify the actual source of uncertainty and explain how the proposed change addresses it. Repeating measurements helps examine consistency, but it does not automatically remove a systematic problem in the method. A useful improvement needs a specific reason linked to the apparatus, measurement or procedure.
We use apparatus diagrams, results and experiment questions to practise planning and data interpretation online. Bring practical feedback as well as theory papers. Hands-on apparatus work takes place through the school’s laboratory programme.
Study guide · 05
A revision sequence for Pure Chemistry in Sec 3–4
Review particles, structure, formulae and equations, then practise the calculations and reactions that use them. Use the twelve-topic syllabus to check coverage and try questions without notes to see what still needs work.
Within a topic, alternate explanation questions with calculations and data interpretation where the outcomes require them. Later, mix topics so that the student must choose the relevant idea. Review multiple-choice distractors by explaining why each alternative fails; for structured questions, check that each part of the task has been answered.
Before an assessment, practise timed sections and full papers. Note where you lose time and check the working remains clear. Tutors use those mistakes to plan lessons, followed by platform practice and spaced review. Share the subject code and examination year when arranging a trial.
Study guide · 01
Structured answers: separate an observation from an explanation
Check what the question asks for. An observation describes what is seen or measured. An explanation gives the chemical reason. A conclusion says what the results show. Answer that part directly.
Use precise language. “A gas is produced” identifies an observable change but does not name the gas. Naming a gas requires appropriate evidence or other information in the question. Where an equation is requested, confirm the substances and balance it before using its coefficients in later working.
The task
In a written experiment scenario, a gas is bubbled through limewater, which turns milky. State the observation and the conclusion supported by the test.
Worked response
Observation: The limewater turns milky. Conclusion: The gas contains carbon dioxide.
“Turns milky” is the observation. Carbon dioxide is the conclusion from that test. Keep the distinction when answering other qualitative-analysis questions.
Study guide · 02
Calculations and data questions: show a method that can be checked
Label the substance and quantity on every calculation line. Read any equation or data given before choosing a relationship. Convert units where required and show how the values connect to the unknown. Clear working makes it possible to identify whether an error began with chemistry, unit conversion or arithmetic.
For a graph or table, read the labels and units before interpreting the pattern. Describe a trend using the quantities involved, then use the relevant concept to explain it. A larger final value and a steeper initial gradient can mean different things. Give numerical evidence when the question asks for support from the results.
After checking a calculation, explain why you used those values. This helps you choose the information when another question gives it in a different order.
Your class
Lessons and practice, every week
Class registration for the 2027 school year is open.
Trial
$30 subsidised trial rate
A dedicated trial session at a different timeslot is offered at a subsidised rate of $30. We’ll help you explore the available options.
Class format
Live online
Weekly duration
1.5 hours
Levels
Secondary 3–4
Between lessons
Subject practice on the DeepThink platform
Practice is included as part of the classes.
Registration
2027 school year
Open now. Request a trial class and we will message you to confirm the level and schedule.
Meet your tutor
Try a Chemistry class
Class registration for the 2027 school year is open. Bring recent schoolwork to help us plan a useful first lesson.
About Junyuan Secondary School
PSLE cut-off point for Junyuan Secondary School
MOE publishes the PSLE score of the first and the last student posted into each school at each posting group. Below are Junyuan Secondary School's figures for the 2026 Secondary 1 intake — the 2025 PSLE cohort. The last student's score is what is usually meant by the school's cut-off point.
| Posting group | PSLE score range |
|---|---|
| Posting Group 3 | AL 14–21 |
| Posting Group 2 | AL 21–25 |
| Posting Group 1 | AL 25–28 |
Cut-off points move by a few points from year to year, and not every student who met the cut-off was posted here — some are tie-broken out. Read these as a guide to where a school sits, not as a threshold to clear.
Actual 2026 Secondary 1 intake, from MOE School Finder — last verified on 12 August 2026. MOE School Finder ↗
About Junyuan Secondary School
Established in January 1999, Junyuan Secondary School was founded to meet the growing educational needs of the Tampines community, starting with just 280 students and 17 staff under the visionary leadership of its first principal, Mrs. Cecilia Lee.
Mission: based on PSLE scores or DSA
School Overview
Junyuan Secondary School opened its doors in January 1999 to serve families in the Tampines neighbourhood, welcoming an inaugural cohort of 280 students and 17 teachers under founding principal Mrs Cecilia Lee. It operates as a government co-educational school running a single session, and it does not carry Special Assistance Plan (SAP) status. The school is affiliated with Junyuan Primary School, which gives eligible primary school graduates priority consideration during the Secondary 1 posting exercise.
The school motto, "Source of Good Things," underpins its educational philosophy of nurturing potential and positive values. Its vision statement — "A Vibrant Learning Community that Inspires Excellence and Nurtures Character" — reflects an approach that balances academic rigour with character development. Junyuan's Applied Learning Programme (ALP) centres on STEM, with a specific focus on Health and Food Science, giving students practical exposure through activities such as food innovation projects. The school also runs a Learning for Life Programme (LLP) in Community Youth Leadership, which develops students' capacity for service and civic responsibility.
Admission Process
Students gain entry to Junyuan Secondary School primarily through the annual PSLE posting exercise or the Direct School Admission (DSA) scheme.
For the 2025 intake (based on 2024 PSLE results), the indicative Achievement Level (AL) cut-off scores for non-affiliated students were: Posting Group 3 — 13 to 22, Posting Group 2 — 21 to 24, and Posting Group 1 — 26 to 29. Affiliated students from Junyuan Primary School receive priority placement and may benefit from a lower effective threshold.
The DSA pathway is open to students with strengths in four talent areas for the 2025 cycle: Community Youth Leadership (boys and girls), Basketball (boys), Rugby (boys), and Volleyball (girls). Candidates are assessed through trials, interviews, and portfolio review.
Junyuan implements Full Subject-Based Banding (FSBB) in line with MOE's national rollout. Under FSBB, students can study individual subjects at different levels according to their aptitude — for example, taking Mathematics at a more demanding level while studying another subject at a foundation level. The school does not offer an Integrated Programme; students follow the Express, Normal (Academic), or Normal (Technical) pathways leading to the GCE O-Level or N-Level examinations.
Curriculum and Academic Programme
The academic programme at Junyuan follows the MOE national curriculum framework. Core subjects include English Language, Mathematics (Elementary and Additional), the Sciences (Biology, Chemistry, Physics), and Humanities (Social Studies combined with Geography, History, or Literature). Students may also choose from electives such as Principles of Accounts, Nutrition and Food Science, and Computing. Mother Tongue Languages — Chinese, Malay, and Tamil — are offered, with Tamil lessons conducted at designated external centres.
The STEM-focused Applied Learning Programme gives students hands-on experience in Health and Food Science through inquiry-based projects and partnerships with external organisations. The Community Youth Leadership LLP develops skills in public speaking, project planning, and community engagement, complementing the academic curriculum with practical leadership experience.
Students who received their O-Level results in January 2025 recorded strong pass rates, particularly in Elementary Mathematics where the cohort achieved above 95 percent. The school has also earned recognition through national STEM competitions, with students receiving awards for food science innovation projects. Graduates have gone on to pursue studies in fields including engineering and business at local universities and polytechnics.
Facilities and Co-Curricular Activities
The campus features air-conditioned classrooms fitted with interactive display technology, well-equipped science and computer laboratories, a library, and a multipurpose sports complex for both indoor and outdoor activities. The school has also upgraded its audiovisual facilities to support media production and creative projects.
Co-Curricular Activities (CCAs) are a core part of student life, with participation compulsory for all students in Secondary 1 and 2. More than 20 CCAs are available across the following categories:
Sports: Archery, Badminton, Basketball (boys), Rugby (boys), Track and Field, and Volleyball (girls).
Uniformed Groups: Boys' Brigade, Girls' Brigade, National Police Cadet Corps (NPCC), St John Brigade, and National Cadet Corps (Land).
Performing Arts: Concert Band, English Drama, Guitar Ensemble, and Modern Dance.
Clubs and Societies: Audio Visual Aid, Infocomm Technology (Computing and Media Production), and Community Youth Leadership.
These activities build teamwork, discipline, and resilience, and several CCAs align with the school's DSA talent categories for prospective students.
Student Life and School Culture
Junyuan fosters an inclusive school environment grounded in values of respect, responsibility, and resilience. The school maintains a teacher-to-student ratio of approximately 1:15, and class sizes are around 40 students. Each school day includes structured lesson time alongside advisory periods dedicated to pastoral care and student guidance.
The school has counselling services and peer mediation programmes in place to support student welfare and address interpersonal issues. Well-being programmes, including mindfulness workshops and resilience-building activities, are conducted in line with MOE's guidance on student mental health.
For students transitioning from primary to secondary school, establishing consistent study habits early — such as dedicated daily revision time — and joining a CCA promptly can help ease the adjustment to greater academic demands and increased independence. Special Educational Needs (SEN) Officers are available on campus to support students who require additional assistance.
Frequently Asked Questions about Junyuan Secondary School
Is Junyuan Secondary School a good school?
Junyuan Secondary School is a government co-educational school with distinctive programmes in STEM (Health and Food Science) and Community Youth Leadership. Whether it is the right fit depends on each child's learning needs and interests. Parents are encouraged to attend open house events and review the school's programme offerings to make an informed decision.
Is Junyuan Secondary School a co-educational school?
Yes, Junyuan Secondary School admits both boys and girls. It is a government co-educational school operating a single session.
Does Singapore officially rank secondary schools?
The Ministry of Education does not publish an official ranking of secondary schools. Parents can assess schools based on their programmes, co-curricular offerings, and the learning environment rather than relying on unofficial league tables.
What are the PSLE cut-off points for Junyuan Secondary School?
Based on the 2024 PSLE results for the 2025 intake, the indicative Achievement Level cut-off scores for non-affiliated students were: Posting Group 3 — 13 to 22, Posting Group 2 — 21 to 24, and Posting Group 1 — 26 to 29. Cut-off scores represent the last admitted student in each group and may differ from year to year.
What is the Applied Learning Programme at Junyuan Secondary School?
Junyuan's Applied Learning Programme focuses on STEM with a specialisation in Health and Food Science. Students engage in hands-on, application-based learning that develops practical skills and scientific inquiry through food science projects.
What is the Learning for Life Programme at Junyuan Secondary School?
The Learning for Life Programme at Junyuan centres on Community Youth Leadership. It aims to develop students as responsible citizens through structured leadership activities and community engagement initiatives.
What subjects are offered at Junyuan Secondary School?
The school offers a broad range of subjects including English Language, Mathematics, Additional Mathematics, Sciences (Biology, Chemistry, Physics, combined options), Humanities (Social Studies with Geography, History, or Literature in Malay), Art, Music, Physical Education, Design and Technology, Food and Consumer Education, Nutrition and Food Science, Principles of Accounts, Computer Applications, Elements of Business Skills, and Mother Tongue Languages (Chinese, Malay, and Basic Chinese/Malay). Tamil Language is taught at designated centres. Subject availability depends on the student's posting group and chosen combination.
What O-Level subjects are available at Junyuan Secondary School?
O-Level offerings include Additional Mathematics, Biology, Chemistry, Physics, Geography, History, Literature in English, Principles of Accounts, Nutrition and Food Science, Combined Sciences (Chemistry/Biology or Physics/Chemistry), Humanities (Social Studies with Geography, History, or Literature in Malay), Art, Music, and Physical Education, in addition to core subjects such as English Language, Mathematics, and Mother Tongue Languages. Specific subject combinations vary by cohort.
What CCAs are available at Junyuan Secondary School?
CCAs span four categories. Sports: Basketball (boys), Rugby (boys), Volleyball (girls), Archery, Badminton, and Track and Field. Uniformed Groups: Boys' Brigade, Girls' Brigade, NPCC, St John Brigade, and NCC (Land). Performing Arts: Guitar Ensemble, Modern Dance, English Drama, and Concert Band. Clubs and Societies: Audio Visual Aid, Infocomm Technology (Computing and Media Production), and Community Youth Leadership.
Does Junyuan Secondary School use Full Subject-Based Banding?
Yes. In line with MOE's nationwide implementation, Junyuan adopts Full Subject-Based Banding (FSBB), which allows students to take individual subjects at different levels based on their strengths. This replaces the former streaming system with a more flexible approach to curriculum pathways.
Is Junyuan Secondary School affiliated with a primary school?
Yes, Junyuan Secondary School is affiliated with Junyuan Primary School. Students from the affiliated primary school receive priority consideration during the Secondary 1 posting exercise.
What are the school fees at Junyuan Secondary School?
As a government school, standard monthly fees apply: Singapore Citizens pay S$5 in school fees plus S$10 in miscellaneous fees, Permanent Residents pay S$440 plus S$10, and International Students pay S$2,200 (inclusive of GST). These rates are uniform across government secondary schools. Families may check Edusave eligibility for fee offsets.
Does Junyuan Secondary School provide Special Educational Needs support?
Yes, the school has Special Educational Needs (SEN) Officers on staff to provide targeted support for students who require additional assistance with their learning.
Where is Junyuan Secondary School located?
The school is situated at 11 Tampines Street 84, Singapore 528933. It is accessible from Tampines and Tampines West MRT stations, and is served by bus routes 291, 46, 69, and 118.
How can I contact Junyuan Secondary School?
The school can be reached by phone at 6587 3683 or by email at [email protected]. The official website is https://junyuansec.moe.edu.sg/.
Does Junyuan Secondary School offer an Integrated Programme?
No. Junyuan does not have an Integrated Programme. Students follow the Express, Normal (Academic), or Normal (Technical) tracks, sitting for the GCE O-Level or N-Level examinations at the end of their course.
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