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CBSE Class 12 / Chemistry / Demo Practice

Chemistry — 10 Normal Demo Questions

Testing content only: These are normal practice questions, not PYQs. Demo activity is kept separate from real performance analytics.
DEMO 1/10Easy

A solution is a:

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DEMO 2/10Easy

Mole fraction is:

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DEMO 3/10Easy

Molarity is temperature dependent because:

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DEMO 4/10Easy

Molality is defined using the mass of:

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DEMO 5/10Medium

Raoult’s law relates vapour pressure to:

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DEMO 6/10Medium

An ideal solution obeys Raoult’s law:

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DEMO 7/10Medium

Positive deviation from Raoult’s law generally indicates A–B interactions are:

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DEMO 8/10Medium

Osmotic pressure is a colligative property because it depends mainly on:

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DEMO 9/10Standard

Reverse osmosis is commonly used for:

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DEMO 10/10Standard

The van’t Hoff factor accounts for:

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