Student Portal — Recorded Lessons + Chemistry Tools

Good Chemistry results
need 3 things.
One of them is right here.

Mindset is on you. Finding the right teacher is fate.
But structured resources? That's what I built the Student Portal for — so you never have to figure out Chemistry alone.

Start Learning Today See How It Works
4,000+
Practice Questions in ChemBank
H2 Chem
Full A Level Coverage
From $100
Per Month
The Framework

Every student who excels in Chemistry has these 3 pieces

I have thought about this for a long time. Success in Chemistry hinges on these 3 pieces of the puzzle. Let me help you with #3.

#1

Mindset and Discipline

This one is entirely up to you. No teacher, no resource, no tool can replace the will to show up consistently. If you have this, everything else becomes possible.

#2

A Dedicated, Competent Teacher

This is partly fate. If our schedules align, and my teaching style resonates with how you learn — good results become the most likely outcome.

#3

Good, Structured Resources

This is where the Student Portal comes in. I built it to give you the best curated resources and tools — so you can learn at your own time and pace, without compromise.

What You Get

Two ways to learn. Take one, or both.

Everything inside the Student Portal is built specifically to help you master Chemistry concepts, apply them under exam conditions, and track your growth.

Recorded Lessons

Full H2 Chemistry lessons recorded from our weekly classes. Rewatch at your own pace, pause, rewind, and revisit any concept anytime.

ChemBank Practice

4,000+ MCQs from the TYS and school Prelims, plus Paper 2 & 3 structured questions with worked solutions, and Concept Trainer, which marks your written explanations against the mark scheme.

NotebookLM

Ask a H2 Chemistry question and get instant structured feedback. No more guessing whether the answer is aligned with H2 Chemistry syllabus.

Interactive Simulations

Visualise organic mechanisms, molecule shapes and chemical processes through interactive animations. Chemistry stops being abstract when you can see it move.

Free Content

See how Mr Khemistry teaches

This is how I teach. If you can understand better from these videos, our recordings will likely be very helpful for you.

Dot-and-Cross: The Odd Electron in NO2

Read the lesson notes

Dative Bonds: Both Electrons From One Atom

Read the lesson notes

Hybridisation of Carbon

Read the lesson notes
Student Results

What students say after using the portal

Real feedback from students who used the resources — not just attended classes.

"Mr Kua's online lessons were really helpful in letting me learn chemistry at my own pace and he always clears my doubts as soon as possible."
SS
Shivesh S.
H2 Chemistry ⭐⭐⭐⭐⭐ Google Review
"Mr Kua's online crash course was extremely helpful and insightful! The notes were very concise and neatly compiled, covering all the key question types."
YX
Yixuan
H2 Chemistry ⭐⭐⭐⭐⭐ Google Review
"I brought the recorded lesson online. Before listening to them, I never knew how to tackle chemistry — I had no structure for answering questions and no accurate understanding of the concepts and theory."
PC
Perla C.
H2 Chemistry ⭐⭐⭐⭐⭐ Google Review
Teacher Eric — Mr Khemistry Chemistry Tutor Singapore
About Mr Khemistry

A teacher who builds the resources he wished he had

I have been teaching H2 Chemistry at A level for over two decades. Every tool in this portal — ChemBank, NotebookLM, the simulations — was built because I saw a gap between what students needed and what was available.

The portal is not a passive library. It is a structured learning environment designed around the way exam questions are actually written and marked.

If you put in the discipline (Piece 1), and we happen to connect (Piece 2) — this portal (Piece 3) is the final thing that ties it all together.

A Level H2 Chemistry
Curated Learning Tools
20+ Years Teaching
Singapore
Simple Pricing

Simple pricing. Pick what you need.

Recorded lessons, ChemBank, or both. Every plan includes the interactive simulations as a free bonus.

ChemBank Premium

$ 100 / month

Cancel anytime. No lock-in.

4,000+ MCQs from the TYS and school Prelims
Paper 2 & 3 structured questions with worked solutions
Concept Trainer: AI marking of your written explanations
All interactive simulations Free bonus
Sign up on WhatsApp

Recorded Lessons

$ 150 / month

Cancel anytime. No lock-in.

All recorded H2 Chemistry lessons from my weekly classes
Google Classroom notes for your year
NotebookLM AI tutor
All interactive simulations Free bonus
Sign up on WhatsApp
Best value, save $50

Recorded Lessons + ChemBank

$ 200 / month

Save $50 a month. Cancel anytime.

Everything in Recorded Lessons
Everything in ChemBank Premium
All interactive simulations Free bonus
Sign up on WhatsApp
#1 Mindset & Discipline
#2 A Dedicated Teacher
#3 Structured Resources

You already have #1. Let me help you with #3.

If you are willing to put in the work, the Student Portal gives you every structured resource you need to do well in Chemistry.

See Plans