These are the multiple choice questions for Unit 7, Acid-Base Chemistry, 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 7: Acid-Base Chemistry
- Question type: Multiple choice questions
- Total MCQs: 34, 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:
- Arrhenius acids and bases and the ions each gives in water
- The Bronsted-Lowry idea of proton donors and acceptors
- The pH scale, and what a value above or below seven means
- Indicators, and the colour each shows in acid and in base
- Neutralisation, and the salt and water it produces
Download the PDF from taleem360.com and keep it on your phone for quick revision before the test.