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Chemistry tuition for Yio Chu Kang Secondary School students
Live online Chemistry tuition for Yio Chu Kang 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.
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Lessons and practice, every week
Class registration for the 2027 school year is open.
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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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Class registration for the 2027 school year is open. Bring recent schoolwork to help us plan a useful first lesson.
About Yio Chu Kang Secondary School
PSLE cut-off point for Yio Chu Kang Secondary School
MOE publishes the PSLE score of the first and the last student posted into each school at each posting group. Below are Yio Chu Kang 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 15–22 |
| Posting Group 2 | AL 23–25 |
| Posting Group 1 | AL 25–30* |
* This posting group did not fill. MOE School Finder then reports the cut-off as AL 30 — the weakest score the school could have admitted — rather than the score of a student who was actually posted there.
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 Yio Chu Kang Secondary School
Yio Chu Kang Secondary School is a co-educational government school in Ang Mo Kio, Singapore. It was first opened in 1966, and moved to its current site in 1982.
Founded: 1966
School Overview
Yio Chu Kang Secondary School (YCKSS) was founded in 1965 and opened officially in June 1966, making it one of Singapore's earliest post-independence secondary schools — the 61st to be established in the newly sovereign nation. It is a government co-educational school operating on a single session, located at 3063 Ang Mo Kio Avenue 5 after relocating from its original Yio Chu Kang Road site in 1982. In 2018, the school merged with Chong Boon Secondary School, adopting a refreshed school song and reinterpreted logo to honour both institutions' histories.
The school's motto is "To Lead, To Serve, To Excel," and its vision centres on developing a community of Competent Learners, Confident Leaders, and Caring Innovators. Integrity, responsibility, respect, resilience, and care form the core values that guide daily school operations. YCKSS provides barrier-free access and employs Special Educational Needs Officers to support students with additional learning requirements.
Two signature programmes define the school's academic identity. The Applied Learning Programme (ALP) in STEM — Emerging Technologies engages students in practical projects involving mechatronics and robotics, while the Learning for Life Programme (LLP) in Music and Performing Arts develops creative expression through drama, dance, choir, and concert band. Bilingual education options are also available.
Admission Process
Entry to YCKSS at Secondary 1 is primarily through the PSLE posting exercise. As the school has no primary school affiliation, there are no affiliation bonus points. Based on the 2024 Secondary 1 intake, the indicative PSLE Achievement Level cut-off scores were: Posting Group 3 — 7 to 22, Posting Group 2 — 23 to 25, and Posting Group 1 — 26 to 30. These figures represent the score of the last admitted student and may shift from year to year.
The Direct School Admission (DSA) scheme offers an alternative pathway for students with demonstrated strengths in specific areas. Up to 20% of the Secondary 1 cohort may be admitted through DSA. Talent categories include sports (such as badminton, basketball, netball, and floorball), performing and visual arts, leadership, and STEM-related academics including coding, aeronautics, and robotics. Uniformed group involvement through NPCC is also recognised. Applications are submitted through the MOE DSA-Sec portal, typically from May to June for entry the following January.
Under Full Subject-Based Banding (FSBB), students at YCKSS take subjects at different levels (G1, G2, G3) according to their individual strengths, replacing the former streaming system. The school follows a four-year programme leading to GCE O-Level or N-Level examinations and does not offer the Integrated Programme. Open house sessions are generally held around the middle of the year for prospective families.
Curriculum and Academic Programme
The academic programme at YCKSS follows the MOE curriculum framework, with students working towards the GCE O-Level or N-Level examinations over four years. FSBB allows students to study individual subjects at G1, G2, or G3 levels based on their aptitude. Core subjects include English Language, Elementary Mathematics, Additional Mathematics, the Sciences (Biology, Chemistry, Physics), and Humanities (Geography, History, Social Studies). Elective subjects span Computer Applications, Design and Technology, Food and Consumer Education, Principles of Accounts, Art, Music, and mother tongue languages including Higher Chinese and Malay.
The school has also been recognised for teaching quality, with Ms Alicia Lock receiving the Outstanding Science Teacher Award in 2025. Alumni frequently cite the school's bilingual programmes and leadership development as having contributed to their pathways into polytechnics or junior colleges, with graduates pursuing fields such as engineering and the arts.
Facilities and Co-Curricular Activities
YCKSS underwent a PRIME upgrade in 2000, which enhanced its performing arts facilities among other improvements. The campus includes classrooms with interactive learning technology, science laboratories, computer labs, a library, and a multi-purpose sports complex with indoor courts. Arts studios support the LLP in performing arts, and dedicated robotics workshops serve the ALP in emerging technologies. The school provides barrier-free accessibility throughout the campus.
Co-Curricular Activities (CCAs) run from approximately 3:00 pm to 5:30 pm and are an integral part of holistic development at YCKSS. Available CCAs span four categories:
Sports and Games: Badminton, Basketball (Boys), Netball (Girls), Floorball (Boys).
Uniformed Groups: National Police Cadet Corps (NPCC), Red Cross Youth.
Performing Arts: Chinese Dance, Choir, Concert Band, English Drama, Indian Dance, Malay Dance.
Clubs and Societies: Robotics Club, Infocomm Technology Club, Media Arts Club.
CCA involvement supports character development, builds teamwork and leadership skills, and strengthens DSA applications for students with particular talents in sports, arts, or STEM fields.
Student Life and School Culture
School culture at YCKSS is shaped by its core values of integrity, responsibility, respect, resilience, and care. Class sizes are approximately 40 students, and the school maintains a pastoral care structure through form teachers, counselling services, and Special Educational Needs Officers to ensure students receive appropriate support.
Values-driven assemblies, leadership workshops, and peer mentorship programmes help students build resilience and develop interpersonal skills. Anti-bullying policies and mental well-being initiatives are in place in accordance with MOE guidelines, contributing to an inclusive school environment that students and parents have described as supportive and community-oriented.
New Secondary 1 students are supported through orientation programmes and mixed form classes under FSBB, which encourage interaction across different subject groupings. The school also provides career guidance and examination preparation support as students progress through their secondary years. In 2024 and 2025, the school community celebrated its 60th anniversary with events including a dinner and carnival that brought together current students, staff, and alumni.
Frequently Asked Questions about Yio Chu Kang Secondary School
Is Yio Chu Kang Secondary School a good school?
YCKSS is a government school with a well-established STEM programme through its Applied Learning Programme in Emerging Technologies and a recognised performing arts programme through its Learning for Life Programme. The school offers a broad range of subjects and CCAs to support all-round student development. Parents should consider their child's interests and strengths, and attending an open house can help determine whether the school is a suitable fit.
Is Yio Chu Kang Secondary School a co-educational school?
Yes, YCKSS is a co-educational government school that enrols both boys and girls.
Does Singapore officially rank secondary schools?
The Ministry of Education does not publish official rankings for secondary schools in Singapore. Each school is assessed on its own programmes and strengths. YCKSS is recognised for its signature programmes in STEM and performing arts.
What are the PSLE cut-off points for Yio Chu Kang Secondary School?
Based on the 2024 Secondary 1 posting exercise, the indicative cut-off scores were: Posting Group 3 — 7 to 22, Posting Group 2 — 23 to 25, and Posting Group 1 — 26 to 30. These scores reflect the Achievement Level of the last admitted student in each group and may vary from year to year.
What is the history of Yio Chu Kang Secondary School?
The school was founded in 1965 and officially opened in June 1966 as an integrated English-Chinese stream school at Yio Chu Kang Road. It moved to its present location in Ang Mo Kio in 1982. In 2018, it merged with Chong Boon Secondary School, and a new school song and reinterpreted logo were introduced to reflect the combined heritage of both institutions.
How can I contact Yio Chu Kang Secondary School?
The school is situated at 3063 Ang Mo Kio Avenue 5, Singapore 569868. It can be reached by phone at 6456 0669 or by email at [email protected].
What O-Level subjects does Yio Chu Kang Secondary School offer?
Subjects include English Language, Mathematics, Additional Mathematics, Biology, Chemistry, Physics, Social Studies, Geography, History, Principles of Accounts, Art, Music, and mother tongue languages such as Chinese, Higher Chinese, Malay, and Tamil. Subject availability may vary by cohort.
What CCAs are available at Yio Chu Kang Secondary School?
CCAs include sports such as Badminton, Basketball, Netball, and Floorball; uniformed groups including NPCC and Red Cross Youth; performing arts groups such as Choir, Chinese Dance, Indian Dance, Malay Dance, English Drama, and Concert Band; and clubs including Robotics, Infocomm Technology, and Media Arts. These activities develop leadership, teamwork, and personal growth.
What is the Applied Learning Programme at Yio Chu Kang Secondary School?
The ALP focuses on STEM — Emerging Technologies. It is designed to develop curiosity and inventive thinking through hands-on, technology-based projects in areas such as mechatronics and robotics.
What is the Learning for Life Programme at Yio Chu Kang Secondary School?
The LLP centres on Music and Performing Arts, fostering character development and creative expression through participation in drama, dance, choir, concert band, and media arts.
Is Yio Chu Kang Secondary School affiliated with any primary school?
No, YCKSS does not have an affiliation with any primary school. There are no affiliation priority points in the admissions process.
What are the school fees at Yio Chu Kang Secondary School?
As a government school, monthly fees for Singapore Citizens are $5 for school fees plus up to $10 for standard miscellaneous fees, with GST subsidised by MOE. Fees for Permanent Residents and International Students differ; the MOE fees calculator provides precise figures.
How do I apply to Yio Chu Kang Secondary School through DSA?
DSA applications are submitted through the MOE DSA-Sec portal, generally open from May to June for entry the following January. Talent areas include performing arts, sports, STEM, and leadership. Check the school's website for the specific categories and selection criteria offered each year.
What facilities does Yio Chu Kang Secondary School have?
The campus includes classrooms with interactive technology, science laboratories, computer labs, a library, a multi-purpose sports complex, performing arts studios, and robotics workshops. The school underwent a PRIME upgrade in 2000 and provides barrier-free accessibility throughout.
Does Yio Chu Kang Secondary School offer Full Subject-Based Banding?
Yes, under FSBB students can take subjects at G1, G2, or G3 levels based on their individual strengths, providing a more flexible and personalised learning pathway than the former streaming system.
What is the school vision and what values does Yio Chu Kang Secondary School hold?
The school's vision is to nurture a community of Competent Learners, Confident Leaders, and Caring Innovators. Its core values are integrity, responsibility, respect, resilience, and care. The school motto is "To Lead, To Serve, To Excel."
How does Yio Chu Kang Secondary School support the transition from primary to secondary school?
New Secondary 1 students participate in orientation programmes and are placed in mixed form classes under FSBB to encourage interaction across subject groupings. The school also provides career guidance and examination preparation support as part of its student development framework.
Does Yio Chu Kang Secondary School have alumni events?
The school organises homecoming events and anniversary celebrations to reconnect alumni. Recent events include the 60th Anniversary Dinner and Carnival held in 2024-2025, which brought together past and present members of the school community.
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