These are the multiple choice questions for Unit 6, Equilibria, from the new 9th class Chemistry book followed by the Punjab boards. The textbook exercise MCQs come first, then a longer set of additional MCQs arranged topic by topic, and the answer key sits at the end of the file.
- Class: 9th (Matric Part 1)
- Subject: Chemistry, English Medium
- Unit 6: Equilibria
- Question type: Multiple choice questions
- Total MCQs: 40, followed by an answer key table
- Syllabus: New PECTAA syllabus for Punjab Boards, sessions 2025-26 and 2026-27
- Format: PDF, ready to read or print
Topics the questions are drawn from:
- Reversible and irreversible reactions
- Dynamic equilibrium and what stays constant once it is reached
- The Haber process and the conditions ammonia synthesis needs
- Effect of changing temperature on the position of equilibrium
- Heat absorbed when ammonia decomposes into nitrogen and hydrogen
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