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Consider gas to be characterised by Vand...

Consider gas to be characterised by Vander Waal's equation.
`{:(,"Column - I",,"Column - II",),((A),Z = 1,(P),H_(2) " gas at room temperature and moderate pressure",),((B),Z gt 1,(Q),"Any gas at very low pressure and high temperature.",),((C),Z lt 1,(R),"Any gas showing more compressibility than expectedd from ideal behaviour",),((D),Z = (3)/(8),(S),"Gas at critical point",),(,,(T),"Gas at Boyle's temperature and at different pressures.",):}`

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The correct Answer is:
(A) = QT, (B) = PT, (C) = RS, (D) = RS
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A: A real gas will approach ideal behaviour at high temperature and low pressure. R: At low pressure and high temperature z = 1, for all gases

{:(,"Column-I",,"Column-II"),("(a)","Gas at critical temperature",,"(p)Gas can be liquified"),("(b)","Gas at Boyle's temperature and low pressure",,"(q)Deviate from ideal gas equation"),("(c)","Compressibility factor Z "lt 1,,"(r)Gas follows the ideal gas equation"),("(d)","High temperature and low pressure",,"(s)Assumption of no intermolecular force of attraction is valid"):}

{:(,"Coloumn-I",,"Column-II"),("(a)","At low pressure",,(p)Z=1+(pb)/(RT)),("(b)","At high pressure",,(q)Z=1-a/(V_(m)RT)),("(c)","At low density of gas",,"(r)Gas is more compressible then ideal gas"),("(d)",for H_(2) and He at 0^(@) C,,"(s)Gas is less compressible than ideal gas"):}

{:(,"Column-I",,"Column-II"),("(P)","If volume of gas molecules be negligible",,(1)(P+a/V_(2))(V-b)=RT),("(Q)","At very high pressure",,"(2)PV=RT+Pb"),("(R)","At low pressure and high temperature",,(3)PV=RT-a/V),("(S)","van der Waal's gas",,"(4)PV=RT"):}

Statement-1 : At low pressure and high temperature real gas approaches the ideal gas behaviour. and Statement-2 : At low prossure and high temperature the molecules are negligible.

{:(,"Column-I",,"Column-II"),("(a)","For a gas repulsive tendency dominates",,"(p)Effects in'a' and 'b' compensates each other"),("(b)",At" "T_(B)=-3^(@)C" for a gas in high pressure region",,"(q)There is no difference between liquid and gas"),("(c)",AtT_(C),,(r)Z gt 1),("(d)","For He gas at "0^(@)C" in all pressure region",,(s)T_(C)=80K):}