Q36 / 97 · NTA Abhyas (JEE Main) 2020 · Chemistry · Solutions

Which is the correct order of decreasing boiling point of azeotropic mixtures X-H2O ?

  • A
    HI>HBr>HF>HCl
  • Correct answer
    B
    HI>HCl>HBr>HF
  • C
    HF>HCl>HBr>HI
  • D
    HCI>HF>HBr>HI

Solution

The decreasing order of boiling point of azeotropic mixture, HX-H2O is HI127oC>HCl1100C>HBr1060C>HF(20oC)

Hence, the correct answer is option: 'B'.

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