CSCA Chemistry Past Paper Collection 21st December 2025 | Bilingual (EN/ZH) + Expert Explanations

CSCA Chemistry Past Paper Collection: Bilingual Edition (EN/ZH)

Master the CSCA Chemistry Exam with this Comprehensive Study Guide!

This digital resource is a meticulously curated collection of 48 essential chemistry questions and detailed expert solutions, designed specifically for students preparing for the CSCA (China School Curriculum Alliance) Chemistry exam. This package includes two full-length PDF files: one in professional English and one in Chinese, making it the perfect tool for bilingual students, international school teachers, and self-study learners.

What’s Included?

• 48 Core Exam Questions: A wide range of topics covering everything from basic chemical notation to complex organic synthesis and electrochemistry.
• Step-by-Step Solutions: Every question comes with a "Part II" explanation that breaks down the logic, formulas, and concepts required to reach the correct answer.
• Expert Errata & Notes: This guide goes beyond a simple answer key by identifying errors, ambiguities, and "traps" in the original paper, such as naming inconsistencies in Question 2 and flaws in Question 36.
• Bilingual Format: Full parity between the English and Chinese versions allows for seamless cross-referencing of technical terminology.