Related InterviewSolutions

• Hydrogen diffuses six times faster than gas `A`. The molar mass of gas `A` isA. 72B. 6C. 24D. 36
• Containers `A` and `B` have same, gases. Pressure, volume and temperature of `A` are all twice that of `B`, then the ratio of number of molecules of `A` and `B` areA. `1 : 2`B. `2 : 1`C. `1 : 4`D. `4 : 1`
• It is observed that `H_(2)` and He gases always show positive deviation from ideal behaviour i.e ., `Zgtl`. This is becauseA. the value of a is very large due to high attractive forcesB. the weak intermolecular forces of attraction due to which a is very small and `a//V^(2)` is negligibleC. the value of b is very large due to large size of the moleculesD. both a and b are very small and negligible
• A real obeying vander Waals equation will resemble ideal gas , if theA. constans a and b both are smallB. a is large and b is smallC. a is small and b is largeD. constants a and b both are large
• Which of the following pairs will effuse at the same rate through a porous plug .A. `CO,NO_(2)`B. `NO_(2),O_(2)`C. `NH_(3),PH_(3)`D. `NO,C_(2)H_(6)`
• Gaseous mixture of contains 56 g of `N_(2)` , 44g of `CO_(2)` and 16 g of `CH_(4)` . The total pressure of mixture is 720 mm of Hg . The partial pressure of `CH_(4)` is :-A. 75 mmB. 160 mmC. 180 mmD. 215 mm