CBSE · Class 7 · ScienceChapter 4NCERT

CBSE NCERT Solutions for Class 7 Science — Acids, Bases and Salts

Properties of acids and bases, indicators, neutralisation reactions.

Free AI-powered set of NCERT solutions for NCERT Science, Class 7, Chapter 4.

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Indian context — what this NCERT chapter centres on

Class 7 Science Chapter 4 (Acids, Bases and Salts) is taught through these India-specific anchors in the NCERT textbook. The set of NCERT solutions above is pre-loaded with these so the output reflects the way the chapter is actually taught in Indian classrooms.

Use of turmeric as a natural pH indicator in Indian cooking
Neutralisation reactions in the preparation of common household items like baking soda
The role of acids and bases in traditional Indian medicine (Ayurveda)
Examples of acidic fruits commonly found in India, such as tamarind and lemon

Key terms — Class 7 Science (Acids, Bases and Salts)

ACIDBASEpH SCALEINDICATORNEUTRALISATIONSALTLITMUS

Teaching tips for Acids, Bases and Salts

1Conduct a simple experiment using turmeric to test the pH of various Indian food items
2Discuss the importance of neutralisation in agriculture, particularly in the context of soil pH in Indian farming
3Encourage students to identify and classify common household substances as acids or bases based on their everyday experiences in Indian households

Board exam relevance

Questions may include multiple-choice questions on properties of acids and bases, short answer questions on indicators, and long answer questions on neutralisation reactions and their applications.