Class 7 (Curiosity)
Chapter 2 Class 7 - Exploring Substances: Acidic, Basic, and Neutral
  • Concepts

  • Questions at the end of the chapter

Quick Comparison: Acids vs Bases

Last updated at July 13, 2026 by

Property Acids Bases
Litmus test Turn blue litmus red Turn red litmus blue
Red rose extract Gives red colour Gives green colour
Turmeric paper No colour change Turns red
Taste Sour taste Bitter taste
Touch Normal Slippery to touch
Neutralisation Process General Reaction Acid + Base → Salt + Water + Heat Ant Bite Treatment Formic Acid + Baking Soda → Salt + Water Soil Treatment Acidic Soil + Lime → Neutral Soil
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