Topic: Colligative properties· Solutions

The right option for the statement "Tyndall effect is exhibited by", is :

1. NaCl solution

2. Glucose solution

3. Starch solution

4. Urea solution

Doubtly Asked 30 Oct 2026 NEET UG 2021 neet Save WhatsApp Report

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Answer: 3. Starch solution

Key idea: the Tyndall effect needs colloidal particles large enough (1 to 1000 nm) to scatter light.

Starch forms a colloidal solution, so it scatters light. NaCl, glucose and urea form true solutions with tiny particles, which do not show the effect.

Doubtly AI · 30 Oct 2026 AI-generated · not yet verified Report

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The right option for the statement "Tyndall effect is exhibited by", is :

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