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In an alkaline medium, glycine predominantly exists in a
Options
(a) cation
(b) anion
(c) zwitter ion
(d) covalent form
Correct Answer:
anion
Explanation:
In alkaline medium (high pH) amino acids exists as negatively charged particles (carboxyl group donates protons). H₂N – CH₂ – COOH → H₂N – CH₂ – COO⁻.
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Topics: Biomolecules and Polymers
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Subject: Chemistry
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Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Nitrous oxide is known as
- There are two containers containing gases,one at pressure 30 atm and volume
- The ionic radii of isoelectronic species N³⁻, O²⁻ and F⁻ are in the order
- In the case of alkali metals, the covalent character decreases in the order
- Magnesium carbonate of x g decomposes. What is the percentage of purity
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Subject: Chemistry (2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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