Solved UPSC CDS/OTA Question
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Q · Chemical Bonding Medium · 45s
The bond angle in H₂O is approximately 104.5° due to:
TopicChemical Bonding
Question Typemultiple choice
DifficultyMedium
Marking+1 / −0.33
Test Duration30 min
Step-by-Step Solution
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Lone pair-lone pair repulsion compresses the bond angle from the ideal tetrahedral 109.5°.
Final Answer: Option A - Lone pair-lone pair repulsion