Chemistry-
General
Easy
Question
X is a non-volatile solute and Y is volatile solvent The following vapour pressures are obtained by dissolving X in Y
The correct order of vapour pressure is :
The correct answer is:
Related Questions to study
Chemistry-
Assuming the salts to be unionised in solution, which of the following has highest osmotic pressure?
Assuming the salts to be unionised in solution, which of the following has highest osmotic pressure?
Chemistry-General
Chemistry-
Which of the following compounds corresponds to van't H off factor to be equal to 2 in dilute solution
Which of the following compounds corresponds to van't H off factor to be equal to 2 in dilute solution
Chemistry-General
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Cryoscopy is concerned with:
Cryoscopy is concerned with:
Chemistry-General
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The following solutions have equal Concentrations which one will show minimum osmotic pressure?
The following solutions have equal Concentrations which one will show minimum osmotic pressure?
Chemistry-General
Chemistry-
Given that; bond energies of H - Hand Cl - Cl are .430kJ/mol and 240 kJ/mol respectively 
is 90 kJ/mo! Bond enthalpy of HCl is:
Given that; bond energies of H - Hand Cl - Cl are .430kJ/mol and 240 kJ/mol respectively is 90 kJ/mo! Bond enthalpy of HCl is:
Chemistry-General
Physics-
A body cools in a surrounding of constant temperature 
. Its heat capacity is 
. Initial temperature of the body is 
. Assume Newton's law of cooling is valid. The body cools to 
in 10 minutes. In further 10 minutes it will cool from to :
A body cools in a surrounding of constant temperature . Its heat capacity is . Initial temperature of the body is . Assume Newton's law of cooling is valid. The body cools to in 10 minutes. In further 10 minutes it will cool from to :
Physics-General
Physics-
A triangular plate has two cavities, one square and one rectangular as shown in figure. The plate is heated.
A triangular plate has two cavities, one square and one rectangular as shown in figure. The plate is heated.
Physics-General
Physics-
Three rods of equal length are joined to form an equilateral triangle ABC.D is the midpoint of AB. The coefficient of linear expansion is a1 for AB, and 
for AC and BC. If the distance DC remains constant for small changes in temperature:–
Three rods of equal length are joined to form an equilateral triangle ABC.D is the midpoint of AB. The coefficient of linear expansion is a1 for AB, and for AC and BC. If the distance DC remains constant for small changes in temperature:–
Physics-General
Physics-
For an ideal gas 
= constant then volume expansion coefficient is equal to :–
For an ideal gas = constant then volume expansion coefficient is equal to :–
Physics-General
Physics-
A gas is expanded from volume 
to 2 under three different processes. Process 1 is isobaric process, process 2 is isothermal and process 3 is adiabatic. Let 
, 
and 
, be the change in internal energy of the gas is these processes. Then :–
A gas is expanded from volume to 2 under three different processes. Process 1 is isobaric process, process 2 is isothermal and process 3 is adiabatic. Let , and , be the change in internal energy of the gas is these processes. Then :–
Physics-General
Physics-
From the following V–T diagram we can conclude:–
From the following V–T diagram we can conclude:–
Physics-General
Physics-
Four containers are filled with monoatomic ideal gases. For each container, the number of moles, the mass of an individual atom and the rms speed of the atoms are expressed in terms of n, m and vrms respectively. If TA , TB ,TC and TD are their temperatures respectively then which one of the options correctly represents the order ?
Four containers are filled with monoatomic ideal gases. For each container, the number of moles, the mass of an individual atom and the rms speed of the atoms are expressed in terms of n, m and vrms respectively. If TA , TB ,TC and TD are their temperatures respectively then which one of the options correctly represents the order ?
Physics-General
Physics-
Two identical glass bulbs are interconnected by a thin glass tube at 
. A gas is filled at N.T.P. in these bulb is placed in ice and another bulb is placed in hot bath, then the pressure of the gas becomes 1.5 times. The temperature of hot bath will be :–
Two identical glass bulbs are interconnected by a thin glass tube at . A gas is filled at N.T.P. in these bulb is placed in ice and another bulb is placed in hot bath, then the pressure of the gas becomes 1.5 times. The temperature of hot bath will be :–
Physics-General
Physics-
The expansion of unit mass of a perfect gas at constant pressure is shown in the diagram. Here:–
The expansion of unit mass of a perfect gas at constant pressure is shown in the diagram. Here:–
Physics-General
Physics-
Pressure versus temperature graphs of an ideal gas are as shown in figure. Choose the wrong statement:–
Pressure versus temperature graphs of an ideal gas are as shown in figure. Choose the wrong statement:–
Physics-General
