Solutions-Test 01

A $$1.2$$% of solution of $$NaCl$$ is isotonic with $$7.2$$% of solution of glucose. Calculate the van't Hoff's factor of $$NaCl$$ solution.

Which of the following is an ideal solution

The experimental molecular weight of an electrolyte will always be less than its calculated value bacause the value of Van't Hoff factor "i " is

Van't Hoff factor i

Directions: In the following questions, a statement of assertion is followed by a statement of reason. Mark the correct choice:

In three beakers labelled as (A), (B) and ($$0.100$$ mL of water. $$100 mL$$ of $$1 M$$ solution of glucose in water and $$100$$ mL of $$0.5$$ M solution of glucose in water are, taken respectively and kept at the same temperature.
Which of the following statement is correct?

In which of the following solvents, KI has highest solubility? 

Which of the following is a property of an ideal solution?

Directions: In the following questions, a statement of assertion is followed by a statement of reason. Mark the correct choice:

On increasing temperature, vapour pressure of a substance