A-LevelChemistryChemical bonding9701/12 · Feb/Mar 2019 · Q51 Mark
Histidine is an amino acid. [Figure 5.1] What are the approximate bond angles 1, 2, and 3?
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A109.5, 107, 90
B120, 107, 109.5
C120, 120, 90
D120, 120, 109.5
✓ Correct answer
B: 120, 107, 109.5
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