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प्रश्न
What type of azeotrope is formed by positive deviation from Raoult’s law?
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उत्तर
Azeotropes exhibiting negative deviation from Raoult’s law form maximum boiling azeotropes at a specific composition.
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संबंधित प्रश्न
What is meant by negative deviation from Raoult's law? Give an example. What is the sign of ∆mixH for negative deviation?
For the reaction :
\[\ce{2NO_{(g)} ⇌ N2_{(g)} + O2_{(g)}}\];
ΔH = -heat
Kc = 2.5 × 102 at 298K
What will happen to the concentration of N2 if :
(1) Temperature is decreased to 273 K.
(2) The pressure is reduced
Match the following:
| (i) | Colligative property | (a) | Polysaccharide |
| (ii) | Nicol prism | (b) | Osmotic pressure |
| (iii) | Activation energy | (c) | Aldol condensation |
| (iv) | Starch | (d) | Polarimeter |
| (v) | Acetaldehyde | (e) | Arrhenius equation |
State Raoult’s law for a solution containing volatile components. Write two characteristics of the solution which obey Raoult’s law at all concentrations.
Minimum boiling azeotrope is formed by the solution which showed
At equilibrium the rate of dissolution of a solid solute in a volatile liquid solvent is ______.
The boiling point of an azeotropic mixture of water and ethanol is less than that of water and ethanol. The mixture shows ____________.
On the basis of information given below mark the correct option.
On adding acetone to methanol some of the hydrogen bonds between methanol molecules break.
Two liquids X and Y form an ideal solution. The mixture has a vapour pressure of 400 mm at 300 K when mixed in the molar ratio of 1 : 1 and a vapour pressure of 350 mm when mixed in the molar ratio of 1 : 2 at the same temperature. The vapour pressures of the two pure liquids X and Y respectively are ______.
An azeotropic mixture of two liquids will have a boiling point lower than either of the two liquids when it ______.
