NEET Chemistry
NEETChemistrySolutions & Colligative PropertiesClass 12

What does “Osmosis” actually mean in Solutions & Colligative Properties, and why does it matter for NEET?

the net movement of solvent through a semipermeable membrane from a dilute (low-solute) side to a concentrated (high-solute) side.

In simple words: the net movement of solvent through a semipermeable membrane from a dilute (low-solute) side to a concentrated (high-solute) side. Getting Osmosis clear matters because NEET questions on Solutions & Colligative Properties usually test this idea directly, not just a formula you memorised.

Key point

Osmosis

Common mistake

thinking the solute moves rather than the solvent.

Memory tip

water moves toward the saltier side to dilute it.

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