Question

Assertion and reason type questions

1) Assertion:- A solution of table salt in a glass of water is homogeneous.
Reason:- A solution having different composition throughout is homogeneous.

(a)Both assertion and reason are correct and reason is correct explanation for assertion.
(b) Both assertion and reason are correct but reason is not correct explanation for assertion.
(c) assertion is true but reason is false.
(d) Assertion is false but reason is true.

2) Assertion:-Collidal solutions are stable and the collidal particles don't settle down.
Reason:-Brownian movement counters the force of gravity acting on collidal particles.

(a)Both assertion and reason are correct and reason is correct explanation for assertion.
(b) Both assertion and reason are correct but reason is not correct explanation for assertion.
(c) assertion is true but reason is false.
(d) Assertion is false but reason is true.

3) Assertion:- True solution exhibits tyndall effect.
Reason:- Particles are very large in size.

(a)Both assertion and reason are correct and reason is correct explanation for assertion.
(b) Both assertion and reason are correct but reason is not correct explanation for assertion.
(c) assertion is true but reason is false.
(d) Assertion is false but reason is true.

4) Assertion:- When a beam of light passed through collidal solution placed in a dark place the path of beam becomes visible.
Reason:- Light gets scattered by collidal particles.

(a)Both assertion and reason are correct and reason is correct explanation for assertion.
(b) Both assertion and reason are correct but reason is not correct explanation for assertion.
(c) assertion is true but reason is false.
(d) Assertion is false but reason is true.

5) Assertion:- Tyndall effect is an optical property.
Reason:- Electrophoresis is electrical property.

(a)Both assertion and reason are correct and reason is correct explanation for assertion.
(b) Both assertion and reason are correct but reason is not correct explanation for assertion.
(c) assertion is true but reason is false.
(d) Assertion is false but reason is true.
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Answer 1

Answer:

Both A and R are true and R is the correct explanation of A.

Both A and R are true but R is not the correct explanation of A.

A is true but R is false.

A is false but R is true.

Both A and R are false.

Explanation:

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