MCQ
`The vapour pressure vs. temperature curve for a solution solvent system is shown below.The boiling point of the solvent is $........\,{ }^{\circ} C$
  • A
    $81$
  • $82$
  • C
    $83$
  • D
    $84$

Answer

Correct option: B.
$82$
b
Boiling point of solvent is $82^{\circ} C$

Boiling point of solution is $83^{\circ} C$

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Similar questions

$Cu^{2+}$ and $Cd^{2+}$ are disintiguished through formation of complex $[Cu(CN)_4]^{3-}$ and $[Cd(CN)_4]^{2-}$ , when $H_2S$ gas is passed
Given below are two statements :
Statement (I): In octahedral complexes, when $\Delta_{ o }$ < P high spin complexes are formed. When $\Delta_{ o }$ > P low spin complexes are formed.
Statement (II): In tetrahedral complexes because of $\Delta_{ t }$ <P, low spin complexes are rarely formed. In the light of the above statements, choose the most appropriate answer from the options given below:
Which of the following gives negative iodoform test
Complete combustion of $3\, g$ of ethane gives $x \times 10^{22}$ molecules of water. The value of $x$ is ......... (Round off to the Nearest Integer). [Use: $N _{ A }=6.023 \times 10^{23} ;$ Atomic masses in $u$ $C : 12.0 ; O : 16.0 ; H : 1.0]$
The second electron gain enthalpies (in $kJ\, mol^{-1}$ ) of oxygen and sulphur  respectively are 
The correct order of stability for the following alkoxides is
Shape of $B{F_3}$ molecule is
Which one of the following is not isoelectronic with ${O^{2 - }}$
Solubility of $AgCl$ in conc. $HCl$ is ...... than in water.
An aqueous solution is prepared by dissolving $0.1 mol$ of an ionic salt in $1.8 kg$ of water at $35^{\circ} C$. The salt remains $90 \%$ dissociated in the solution. The vapour pressure of the solution is $59.724 mm$ of $Hg$. Vapor pressure of water at $35^{\circ} C$ is $60.000 mm$ of $Hg$. The number of ions present per formula unit of the ionic salt is. . . . . . .