Q32 / 76 · NTA Abhyas (JEE Main) 2020 · Chemistry · General Principles and Processes of Isolation of Metals

Gallium arsenide is purified by

  • A
    van-Arkel method
  • Correct answer
    B
    Zone-refining method
  • C
    Electrolytic method
  • D
    Liquation

Solution

Gallium arsenide is purified by zone refining method. It is based on the principle that impurities are more soluble in molten state then in solid state

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

More General Principles and Processes of Isolation of Metals Questions