<prompt> Which of the following has minimum MAC ?MethoxyfluraneN2OHalothaneDesflurane  <response>: Methoxyflurane has minimum MAC and is most potent. Order of potency in decreasing order MAC in increasing order :-Methoxyflurone MAC 0.16 Trilene 0.2 Halothane 0.74 Chloroform 0.8 Isoflurane 1.15 Enflurane 1.68 Ether 1.92 Sevoflurane 2.0 Desflurane 6.0 Cyclopropane 9.2 N20 104. 