Critical temperature of `H_(2)O, NH_(3), CO_(2)` and `O_(2)` are 647 K, 405.6 K, 304.10
Channel: Doubtnut
Date: 2020-05-17

Critical temperature of `H_(2)O, NH_(3), CO_(2)` and `O_(2)` are 647 K, 405.6 K, 304.10 K and 1542 K respectively. If the cooling starts from 500 K to their critical temperature, the gas that lilquiefies first is