Q42 / 51 · NTA Abhyas (JEE Main) 2020 · Chemistry · Biomolecules

An amino acid having isoelectric point below 7 (at 25 o C ), when kept in a alkaline medium present in an electric field will show migration towards -

  • A
    Cathode
  • Correct answer
    B
    Anode
  • C
    Either Cathode/Anode
  • D
    No migration

Solution

In alkaline medium the zwitter ion will lose a proton & migrate towards anode due to net negative charge

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

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