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Chemistry tuition for Yishun Secondary School students
Live online Chemistry tuition for Yishun 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.
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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 Yishun Secondary School
PSLE cut-off point for Yishun Secondary School
MOE publishes the PSLE score of the first and the last student posted into each school at each posting group. Below are Yishun 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 12–20 |
| Posting Group 2 | AL 21–24 |
| Posting Group 1 | AL 25–27 |
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 Yishun Secondary School
Yishun Town Secondary School (YSS) is a co-educational government secondary school in Yishun, Singapore. Located at 4 Yishun Street 71, YSS is the first school to establish the Applied Learning Programme (ALP) in Sonic Arts.
School Overview
Yishun Secondary School opened its doors in January 1986 as a government co-educational institution operating on a single-session schedule within the Yishun residential estate. Guided by the motto "We Seek, We Strive, We Soar," the school places strong emphasis on curiosity, perseverance, and aspiration, underpinned by values such as respect, integrity, and resilience.
The school does not maintain formal affiliations with any primary school, which means admission is open to students from all backgrounds without affiliation-based priority. Two signature programmes distinguish Yishun Secondary from other neighbourhood schools. The Applied Learning Programme (ALP) in Sonic Arts integrates music, media, and technology to develop creative and technical capabilities. The Learning for Life Programme (LLP) in Community Youth Leadership nurtures empathy and compassion through arts-based community engagement, giving students practical opportunities to grow as leaders.
Admission Process
Entry to Yishun Secondary School at Secondary 1 is managed through the annual PSLE posting exercise and the Direct School Admission (DSA) scheme.
For the 2024 intake cycle, the indicative PSLE Achievement Level cut-off points were: Posting Group 3 at 14 to 19, Posting Group 2 at 21 to 24, and Posting Group 1 at 25 to 27. These figures reflect the scores of the last students admitted in that cycle and may vary from year to year. Updated cut-off points are typically published by MOE in late December.
The DSA scheme allows students to secure a place based on demonstrated talent in areas such as sports, performing arts, or leadership before PSLE results are released. Applications are submitted through the MOE DSA portal, generally between May and June each year. Specific talent categories for each intake cycle are listed on the school website.
Yishun Secondary follows the O-Level academic track with Full Subject-Based Banding (Full SBB), which allows students to take individual subjects at different levels according to their strengths. The school does not offer an Integrated Programme.
Parents considering Yishun Secondary may find it helpful to attend the school's open house (usually held between May and June), where they can speak with staff and tour the campus. For DSA applicants, compiling a portfolio of relevant achievements ahead of the application window is advisable.
Curriculum and Academic Programme
The academic programme at Yishun Secondary follows the national curriculum framework with a range of subject offerings. Core subjects include English Language, Mathematics, Additional Mathematics, the Sciences (Physics, Chemistry, and Biology in various combinations), and Humanities (Social Studies paired with Geography or History). Elective subjects available to students include Principles of Accounts, Literature in English, Higher Mother Tongue Languages, Art, Design and Technology, and Exercise and Sports Science.
Under Full Subject-Based Banding, students have the flexibility to study different subjects at varying levels based on their individual aptitudes. This structure supports a more personalised learning experience across the secondary years.
The school has maintained solid academic outcomes, with students progressing to junior colleges, polytechnics, and the Polytechnic Foundation Programme. The Sonic Arts ALP also contributes to learning by incorporating STEM concepts through music and media technology projects.
Facilities and Co-Curricular Activities
The Yishun Secondary campus features smart classrooms designed for interactive lessons, a well-stocked library, dedicated science and computer laboratories, arts studios, and Design and Technology workshops. A music room supports the Sonic Arts ALP, and sports facilities include fields and courts for various activities.
The school offers more than 20 Co-Curricular Activities across four categories:
Sports and Games: Badminton (Boys and Girls), Basketball (Boys and Girls), Football (Boys), Netball (Girls), Volleyball (Girls), and Cross Country.
Performing Arts: Choir, Guzheng Ensemble, Modern Dance, Indian Dance, Malay Dance, English Drama, and Concert Band.
Uniformed Groups: Boys' Brigade (Boys), Girl Guides (Girls), National Police Cadet Corps (Boys and Girls), National Cadet Corps Land (Boys), and National Civil Defence Cadet Corps (Boys and Girls).
Clubs and Societies: Robotics, Infocomm Technology (Media Production), and Music.
CCA participation contributes to character development by building discipline, teamwork, and leadership skills. Achievements in CCAs can also strengthen DSA applications for prospective students.
Student Life and School Culture
Yishun Secondary fosters a school culture grounded in mutual respect and resilience. The daily routine includes morning assemblies that reinforce the school's core values, and class sizes typically range from 30 to 40 students. Teachers are accessible for after-school consultations, and the school provides pastoral care through counselling services, anti-bullying programmes, and dedicated support for students with additional needs.
The Learning for Life Programme in Community Youth Leadership is central to the school's character development efforts, complemented by uniformed group activities and values-based projects. Overseas learning trips to destinations such as Taiwan and Vietnam provide students with opportunities for cultural exchange and personal growth.
Orientation programmes help Secondary 1 students adjust to the transition from primary school, covering both academic expectations and social integration. The school also organises well-being initiatives such as post-examination reflection programmes that combine structured activities with time for personal development.
The Yishun Secondary School Alumni Club connects past students with the school community, offering networking opportunities and avenues for graduates to contribute back to the school.
Frequently Asked Questions about Yishun Secondary School
Is Yishun Secondary School a co-educational school?
Yes, Yishun Secondary School is a co-educational government secondary school that enrols both boys and girls.
Does Singapore rank secondary schools officially?
The Ministry of Education does not publish official rankings for secondary schools in Singapore. The emphasis is on holistic education rather than comparative league tables.
What are the PSLE cut-off points for Yishun Secondary School?
Based on the 2024 intake, the indicative PSLE Achievement Level cut-off points were: Posting Group 3 at 14 to 19, Posting Group 2 at 21 to 24, and Posting Group 1 at 25 to 27. These figures represent the range of scores for the last students admitted and may change each year.
What O-Level subjects does Yishun Secondary School offer?
The school offers English Language, Mathematics, Additional Mathematics, Sciences (Physics, Chemistry, Biology), Humanities (Social Studies with Geography or History), Principles of Accounts, Art, Design and Technology, Literature in English, and Mother Tongue Languages including Chinese, Malay, and Tamil. Full Subject-Based Banding allows students to take subjects at different levels according to their strengths.
What CCAs are available at Yishun Secondary School?
CCAs span four categories. Sports include Badminton, Basketball, Cross Country, Football, Netball, and Volleyball. Uniformed groups include the Boys' Brigade, Girl Guides, NPCC, NCC (Land), and NCDCC. Performing arts options include Choir, Guzheng Ensemble, Concert Band, English Drama, Indian Dance, Malay Dance, and Modern Dance. Clubs include Robotics, Infocomm Technology, and Music.
How can students apply through DSA to Yishun Secondary School?
The Direct School Admission scheme allows students to apply based on talent in areas such as sports, performing arts, or leadership before PSLE results are released. Applications are submitted through the MOE DSA portal, typically between May and June. The school website lists the specific talent categories available for each intake year.
What are the school fees at Yishun Secondary School?
For Singapore Citizens, monthly school fees are $5 with $10 in miscellaneous fees. Permanent Residents pay $440 in school fees and $20 in miscellaneous fees. International Students pay $2,080 in school fees and $120 in miscellaneous fees (inclusive of GST). Financial assistance is available through MOE schemes for eligible families.
What is the address and contact information for Yishun Secondary School?
The school is located at 4 Yishun Street 71, Singapore 768516. The phone number is +65 6876 7129 and the email address is [email protected].
What distinctive programmes does Yishun Secondary School offer?
The school runs two signature programmes: an Applied Learning Programme (ALP) in Sonic Arts that integrates music, media, and technology, and a Learning for Life Programme (LLP) in Community Youth Leadership that develops empathy and service through arts-based community engagement.
Is Yishun Secondary School affiliated with any primary school?
No, Yishun Secondary School does not have affiliations with any primary school. All students are admitted based on their PSLE scores through the posting exercise or through the DSA scheme.
How does Yishun Secondary School support the transition from primary to secondary school?
The school conducts orientation programmes for incoming Secondary 1 students to help them adjust both academically and socially. The LLP in Community Youth Leadership also plays a role in helping new students integrate into the school community.
Does Yishun Secondary School organise overseas learning trips?
Yes, the school arranges overseas trips to destinations such as Taiwan and Vietnam for cultural exchange and experiential learning, helping students develop independence and broaden their perspectives.
Does Yishun Secondary School have an alumni network?
Yes, the Yishun Secondary School Alumni Club (YSSAC) provides a platform for graduates to stay connected, network, and contribute to the school community.
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