AI Chemistry
DSE Chemistry · Equation OCR + balancing · PhET reaction simulations · SBA report AI
HK-tuned AI Chemistry platform covering DSE mole concept, organic chemistry, redox, acid-base equilibrium, chemical bonding, electrochemistry. Students photograph handwritten chemical equations; OCR + AI step-by-step balances coefficients and flags errors. Built-in PhET molecular simulations from University of Colorado. Auto-grading for SBA experiment reports aligned with HKEAA marking.
DSE Chemistry aligned · Equation OCR · PhET reaction sims · SBA report AI
AI Chemistry marking demo
Student photographs handwritten chemical equation → OCR recognises → AI flags balancing errors + reaction mechanism
- Chemical equation handwritten OCR
- Organic reaction mechanism AI
- PhET molecular simulations
Chemistry teacher pain · ESSAi solution
DSE Chemistry requires balancing equations, mole calculations, mechanisms — AI must read handwriting + flag step-by-step errors; generic AI can't
ESSAi OCR for handwritten chemical equations (with subscripts, balance arrows) + AI step-by-step mole/coefficient/mechanism solver aligned with HKEAA Paper 1.
Chemistry labs have safety constraints (strong acids, exothermic) — students can't safely repeat experiments to master concepts
Built-in PhET chemistry simulations from University of Colorado — acid-base titration, equilibrium, atomic structure, organic reactions — students safely repeat 24/7.
Marking 30 SBA chemistry reports takes 2 evenings — checking error analysis, sig figs, equation balancing
AI auto-grades SBA Chemistry reports — flags error analysis, units, sig figs, equation balancing. HKEAA SBA marking aligned. Teacher final review only.
Core features
Chemical equation OCR + balancing
Students photograph handwritten equations; AI recognises + balances step-by-step, flagging mass / charge / oxidation-state errors.
Organic reaction mechanism AI
Input organic structures; AI predicts products, draws arrow-pushing mechanisms, flags nucleophilic/electrophilic sites. DSE organic chemistry aligned.
PhET molecular simulations
University of Colorado PhET chemistry simulations in ESSAi self-study — titration, equilibrium, atomic structure, bonding, organic reactions covering DSE topics.
SBA Chemistry report AI assistant
Upload report PDF / photo; AI flags error analysis, units, sig figs, equation balancing, procedural logic. HKEAA SBA marking aligned.
DSE past paper training + AI Tutor
HKEAA past Paper 1 / Paper 2 in ESSAi question bank; AI Learning Companion generates similar practice based on student weakness, explains mechanisms via images and video.
Three steps
Teacher assigns DSE Chemistry practice
Pick DSE past paper / school-based exercises → assign to S4-S6 classes.
Students photograph handwritten equations
OCR recognises → AI marks in real time + flags balancing / mechanism errors.
Teacher reviews class-level analysis
Which mole calculations went wrong? Which mechanisms need re-teaching? Dashboard breaks down by question.
DSE Chemistry topic coverage
S3
Bridging to senior secondary · Matter, reactions intro
5 topics · aligned to HKEAA / EDB curriculum
ESSAi Chemistry aligned with HKEAA Paper 1A/1B/2 · Equation OCR · PhET integrated
“Students struggle most with organic mechanisms; AI explains them with images and video so well that even I find it inspiring. SBA report error-analysis tagging is detailed enough that students actually remember it.”
— HK secondary chemistry head