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QJEEM16Ch3116: JEE Main 2016 Chemistry - Class 12 JEEM16Ch3116 Solution: Consider the following sequence for aspartic acid : The pI…

Consider the following sequence for aspartic acid :

JEE Main 2016 (Online) 9th April Morning Slot Chemistry - Biomolecules Question 143 English
The pI (isoelectric point) of aspartic acid is :

Multiple Choice Options

  • A 1.88
  • B 3.65
  • C 5.74
  • D 2.77

Step-by-Step Verified Solution

pI = pK1+pKR2=1.88+3.652=5.532=2.765≈2.77{{p{K_1} + p{K_R}} \over 2} = {{1.88 + 3.65} \over 2} = {{5.53} \over 2} = 2.765 \approx 2.77

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