Two liquids $H {N O}_{3} (A)$ and water $(B)$ form a maximum boiling azeotrope when mixed in the ratio of $68$ % and $32$ % respectively. It means :

A-B interactions are stronger than A-A and B-B interactions

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

A-B interactions are weaker than A-A and B-B interactions

No worries! We‘ve got your back. Try BYJU‘S free classes today!

vapour pressure of solution is more than the pure components

No worries! We‘ve got your back. Try BYJU‘S free classes today!

vapour pressure of solution is less since only one component vaporises

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct option is C A-B interactions are stronger than A-A and B-B interactions
Negative azeotropes are also called maximum boiling mixtures or pressure minimum azeotropes.
An example of a negative azeotropes is hydrochloric acid at a concentration of 20.2% and 79.8% water (by mass).

Suggest Corrections

Similar questions

Question 23
If two liquids A and B form minimum boiling azeotrope at some specific composition then
(a) A-B interactions are stronger than those between A-A or B-B
(b) vapour pressure of solution increases because more number of molecules of liquids A and B can escape from the solution
(c) vapour pressure of solution decreases because less number of molecules of only one of the liquids escape from the solution
(d) A-B interactions are weaker than those between A-A or B-B

The diagram given below is a vapour pressure-composition graph for a binary solution of $A$ and $B$ .

In the solution, A-B interactions are:

Q. Assertion :In an ideal solution,

Δ_{m i x} H

is zero. Reason: In an ideal solution, A-B interactions are lower than A-A and B-B interactions.

Question 21
On the basis of information given below mark the correct option.
Information
(i) In bromoethane and chloroethane mixture intermolecular interactions of A-A and B-B type are nearly same as A-B type interactions.
(ii) In ethanol and acetone mixture A-A or B-B type intermolecular interactions are stronger than A-B type interactions.
(iii) In chloroform and acetone mixture A-A or B-B type intermolecular interactions are weaker than A-B type interactions.
(a) Solution (ii) and (iii) will follow Raoult's law
(b) Solution (i) will follow Raoult's law
(c) Solution (ii) will show negative deviation from Raoult's law
(d) Solution (iii) will show positive deviation from Raoult's law

Q. On the basis of information given below mark the correct option information.
(I) In bromoethane and chloroethane mixture intermolecular interactions of A-A and B-B type are nearly same as A-B type interactions.
(II) In ethanol and acetone mixture A-A or B-B type intermolecular interactions are stronger than A-B type interactions.
(III) In chloroform and acetone mixture A-A or B-B type intermolecular interactions are weaker than A-B type interactions.

Join BYJU'S Learning Program

Two liquids HNO3(A) and water (B) form a maximum boiling azeotrope when mixed in the ratio of 68% and 32% respectively. It means :

The correct option is C A-B interactions are stronger than A-A and B-B interactionsNegative azeotropes are also called maximum boiling mixtures or pressure minimum azeotropes. An example of a negative azeotropes is hydrochloric acid at a concentration of 20.2% and 79.8% water (by mass).

Two liquids $H {N O}_{3} (A)$ and water $(B)$ form a maximum boiling azeotrope when mixed in the ratio of $68$ % and $32$ % respectively. It means :

The correct option is C A-B interactions are stronger than A-A and B-B interactions
Negative azeotropes are also called maximum boiling mixtures or pressure minimum azeotropes.
An example of a negative azeotropes is hydrochloric acid at a concentration of 20.2% and 79.8% water (by mass).