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Explain whether a gas approaches ideal behavior or deviates from ideal behaviour if more gas is introduced into the same volume and at the same temperature.

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प्रश्न

Explain whether a gas approaches ideal behavior or deviates from ideal behaviour if more gas is introduced into the same volume and at the same temperature.

एक पंक्ति में उत्तर
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उत्तर

When more gas is introduced into a container of the same volume and at the same temperature, the compressibility factor tends to unity. Hence, the gas behaves ideally.

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अध्याय 6: Gaseous State - Evaluation [पृष्ठ १८२]

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सामाचीर कलवी Chemistry - Volume 1 and 2 [English] Class 11 TN Board
अध्याय 6 Gaseous State
Evaluation | Q II. 10. c) | पृष्ठ १८२

संबंधित प्रश्न

Which of the following is the correct expression for the equation of state of van der Waals gas?


Explain whether a gas approaches ideal behavior or deviates from ideal behaviour if the temperature is raised while keeping the volume constant.


Which of the following gases would you expect to deviate from ideal behavior under conditions of low-temperature F2, Cl2, or Br2? Explain.


Write the Van der Waals equation for a real gas. Explain the correction term for pressure and volume.


A plot of volume (V) versus temperature (T) for a gas at constant pressure is a straight line passing through the origin. The plots at different values of pressure are shown in Figure. Which of the following order of pressure is correct for this gas?


Compressibility factor, Z, of a gas is given as Z = `(pV)/(nRT)`. What is the value of Z for an ideal gas?


Compressibility factor, Z, of a gas is given as Z = `(pV)/(nRT)`. For real gas what will be the effect on value of Z above Boyle’s temperature?


Pressure versus volume graph for a real gas and an ideal gas are shown in figure. Answer the following questions on the basis of this graph.

(i) Interpret the behaviour of real gas with respect to ideal gas at low pressure.

(ii) Interpret the behaviour of real gas with respect to ideal gas at high pressure.

(iii) Mark the pressure and volume by drawing a line at the point where real gas behaves as an ideal gas.


Match the following graphs of ideal gas with their co-ordinates:

Graphical representation x and y co-ordinates
(i) (a) pV vs. V
(ii) (b) p vs. V
(iii) (c) p vs. `1/V`

Isotherms of carbon dioxide gas are shown in figure. Mark a path for changing gas into liquid such that only one phase (i.e., either a gas or a liquid) exists at any time during the change. Explain how the temperature, volume and pressure should be changed to carry out the change.


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