Solutions

IMPORTANT

Solutions: Overview

This Topic covers sub-topics such as Solution, Suspension, Tyndall Effect, Emulsions, Solvent, Brownian Movement, Solute, Colloidal Solution, True Solution, Size of Colloidal Particles, Properties of Solution, Properties of Colloids and, Dispersed Phase

Important Questions on Solutions

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What are Water in oil type emulsions. Give examples.

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What are emulsions?

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Random movement of particles was discovered by:

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Identify the states of matter where Brownian Motion can occur.

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Which key term describes the random movement of particles?

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Upward creaming is observed in

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In the conductivity test, if the bulb glows on passing electric current, so what would be the type of emulsion?

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Why are suspensions not stable?

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How can you explain the stability of colloidal particles?

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Colloidal particles are stable. Explain.

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Colloidal particles are stable due to the presence of similar _____ (size/charges).

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Explain the effect of similar charges in colloidal solutions.

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Which of the following about colloidal solutions are true?

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The reason for the stability of the colloidal solution is that the particles carry the same charge.

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Which of the following properties should a liquid have, in order to become a universal solvent?

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Calculate the mass of sodium sulfate required to prepare its 20% (mass percentage) solution in 100g of water?
(Let the mass of sodium sulfate required be = x gm)

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Mubina has prepared 0.01% (by mass) solution of sodium chloride in water. Which of the following correctly represents the composition of the solutions?

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Tincture of iodine has antiseptic properties. This solution is made by dissolving:

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A mixture of sulphur and carbon disulfide is:

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How much water should be mixed with 12 ml of alcohol to obtain 12 % of alcohol solution?