MEDIUM
12th ICSE
IMPORTANT
Earn 100

State Raoult's law for solutions of non-volatile solutes in volatile solvents and derive a mathematical expression for the same.

Important Questions on Solutions

MEDIUM
12th ICSE
IMPORTANT
ICSE Chemistry>Chapter 2 - Solutions>SHORT ANSWER TYPE QUESTIONS>Q 14
Show that the relative lowering of vapour pressure for a solution is equal to the mole fraction of solute when solvent alone is volatile.
MEDIUM
12th ICSE
IMPORTANT
ICSE Chemistry>Chapter 2 - Solutions>SHORT ANSWER TYPE QUESTIONS>Q 15
On what factors does the vapour pressure of a liquid depend?
MEDIUM
12th ICSE
IMPORTANT
ICSE Chemistry>Chapter 2 - Solutions>SHORT ANSWER TYPE QUESTIONS>Q 16
What is an ideal solution and what are its characteristics?
MEDIUM
12th ICSE
IMPORTANT
ICSE Chemistry>Chapter 2 - Solutions>SHORT ANSWER TYPE QUESTIONS>Q 17
When 1 mole of A is mixed with 1 mole of B, the temperature of the solution increases. Is it an ideal solution? If not, why?
MEDIUM
12th ICSE
IMPORTANT
ICSE Chemistry>Chapter 2 - Solutions>SHORT ANSWER TYPE QUESTIONS>Q 18
Why do certain solutions show positive deviation from Raoult's law?
MEDIUM
12th ICSE
IMPORTANT
ICSE Chemistry>Chapter 2 - Solutions>SHORT ANSWER TYPE QUESTIONS>Q 19
What type of deviation (positive or negative) from ideal behaviour will be shown by the solution of cyclohexane and ethanol? Give suitable reasons.
MEDIUM
12th ICSE
IMPORTANT
ICSE Chemistry>Chapter 2 - Solutions>SHORT ANSWER TYPE QUESTIONS>Q 20
State Raoult's law. Using the law, how would you distinguish between ideal and non-ideal solutions?
MEDIUM
12th ICSE
IMPORTANT
ICSE Chemistry>Chapter 2 - Solutions>SHORT ANSWER TYPE QUESTIONS>Q 21
Why do certain solutions show negative deviation from Raoult's law?