The curve of pressure volume (PV) against pressure (P) of the gas at a – InterviewSolution

1.	The curve of pressure volume (PV) against pressure (P) of the gas at a particular temperature is as shown, according to the graph. Which of the following is incorrect (in the low pressure region)?
Answer» `H_(2)` and He SHOWS +ve deviation from ideal gas equation `CO, CH_(4)` and `O_(2)` show negative deviation from ideal gas equation. `H_(2)` and He show negative deviation while `CO_(2), CH_(4)` and `O_(2)` show POSITIVE deviation `H_(2)` and He are LESS compressible than that of an ideal gas while `CO_(2),CH_(4)` and `O_(2)` more compressible than that of ideal gas. Answer :C

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