Class registration for the 2027 school year is open.

Sec 4 Pure Chemistry Tuition

Our tutors help Sec 4 Pure Chemistry students choose concepts for unfamiliar questions, organise multi-step calculations and explain experimental results. Lessons use recent papers to choose revision topics, followed by practice between classes.

Live online classes · Maximum 4 students · 1.5 hours weekly

What we practise

  • Connect concepts across reactions, structure, calculations and organic chemistry
  • Interpret unfamiliar information using established chemical principles
  • Show coherent calculation working with units and justified ratios
  • Review practical planning, observations, data and evaluation

Syllabus & assessment

Syllabus sources

SEAB K324 includes Multiple Choice, Structured and Free Response, and Practical papers for 2027. Its learning outcomes include using known concepts with unfamiliar information. Source checked 10 October 2026.

Official sources

SEAB: 2027 G3 Chemistry K324, pp. 7–9

Study guide · 01

Read a data question as evidence to use

First identify the quantity or relationship the question asks about. Read the labels, units and conditions before comparing values. Then ask which chemical idea can explain the pattern. A conclusion should be supported by the data given and should not extend beyond what the investigation measured.

Our tutors ask students to justify a claim with a specific comparison. If an experiment changes more than one factor, discuss what that means for the conclusion. This develops the reasoning used in both theory and practical questions. It also helps the student resist the urge to force a familiar explanation onto every graph.

Original practice exampleAn original data example

The task

Two trials use the same mass of calcium carbonate and excess acid. Powder reaches the final gas volume sooner than chips; both reach the same final volume. Explain the difference.

Worked response

The powder has a greater exposed surface area, so reaction occurs faster. The same amount of carbonate reacts in both trials, giving the same final amount of gas under comparable measurement conditions.

Rate and final yield answer different questions. A steeper start does not by itself mean that more product will be made.

Study guide · 02

Keep theory and practical reasoning connected

In calculations, check the equation, limiting reagent and final unit. In qualitative analysis, give the observation and explain what it identifies. In planning questions, explain which measurements and controls the investigation needs.

Use school practical feedback alongside written papers when deciding priorities. Online lessons can develop planning, data interpretation and evaluation; supervised laboratory work develops manipulation and measurement technique. Our tutors help students use both sources of feedback, then rehearse appropriate questions under the relevant assessment conditions.

Common difficulties

An unfamiliar context hides a familiar principle

A long question can make a student feel they need new chemistry. We separate the supplied information from the principle they already know and build the answer from both.

A correct method loses its way midway

We check which substance and quantity each line calculates. This helps students find where they used the wrong ratio, value or unit.

How our tutors help

Diagnose the cause behind a wrong answer

We check whether the mistake came from a forgotten fact, reading the question, setting up the calculation or explaining the answer.

Rehearse connected questions

The tutor helps students move from an equation to a ratio, or from a property to a structure, explaining why each step follows.

Try the correction in another question

Practice and spaced review revisit classwork. Students then try a timed section to check how they manage it during an assessment.

Your class

Lessons and practice, every week

Class registration for the 2027 school year is open.

Class size

Maximum 4 students

Students are grouped by learning pace, not just by level — if no existing session matches your child’s pace, we open a new one.

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 4, Pure Chemistry (G3)

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.

Getting started

Arrange a trial class

Bring recent schoolwork so the tutor can plan the first lesson.

Bring a recent piece of work

We read the questions, your child’s answers and teacher feedback to choose what to work on.

Confirm the right class

We message you to confirm the school programme, 2027 year level and lesson time.

Try a lesson

A trial class lets your child meet the teacher, take part and see how the lessons work.

Frequently asked questions

Clear answers for parents

How many students are in each class?

Four, at most. Students are grouped by learning pace, not just by year level, so each lesson moves at the speed of the students actually in it. When no session matches a child’s pace, we open a new one. In a class that size, every child answers questions, gets their working checked, and gets help the moment they need it.

How much does a dedicated trial session cost?

A dedicated trial session at a different timeslot is offered at a subsidised rate of $30. We’ll help you explore the available options.

How should Sec 4 Pure Chemistry revision be prioritised?

Look for mistakes that recur across topics, such as using the wrong mole ratio or leaving out a force in a bonding explanation. Practise that idea in a short question, then try it in a timed section.

Does the Pure Chemistry practical assessment differ from Combined Science?

Yes. The 2027 K324 course has its own practical paper; G3 Combined Science uses a practical paper across both sciences. Our syllabus guide separates the assessment tables. Preparation should follow the student’s actual course and examination year.

Can you help with questions that seem outside the textbook?

We teach students to use the information supplied and apply familiar principles carefully. Bring the full question and the attempted working. The tutor can identify whether the challenge is reading the data, choosing the concept or expressing the reasoning.

Is registration open for 2027?

Class registration for the 2027 school year is open. Request a trial class using the form. We will message you to confirm your child’s 2027 level and class details.

Is practice included?

Yes. Students practise on DeepThink between their weekly live online lessons.

Ready to start?

Try a trial class and see how DeepThink works

Experience our teaching approach and find a class that suits your child’s learning needs.

Class registration for the 2027 school year is open.

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