Physics · Matter in Our Surroundings

When potassium permanganate (KMnO4) crystals are dissolved in water, the purple color spreads uniformly. This indicates that:

Verified Solution4 OptionsUpdated: October 2026👁️1 View

1Particles of matter are continuously moving✓
2Particles of matter are not moving
3Water molecules are heavier than KMnO4 molecules
4Color spreads due to heat

Correct answer

Particles of matter are continuously moving

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When potassium permanganate (KMnO4) crystals are dissolved in water, the purple color spreads uniformly. This indicates that:

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When potassium permanganate (KMnO4) crystals are dissolved in water, the purple color spreads uniformly. This indicates that:

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