Solved UPSC CDS/OTA Question
A solved UPSC CDS/OTA PYQ - decoded step-by-step.
Solve it the standard way once - then learn the shortcut.
Q · Chemical Bonding Medium · 45s
The hybridization in the carbonate ion (CO₃²⁻) is:
TopicChemical Bonding
Question Typemultiple choice
DifficultyMedium
Marking+1 / −0.33
Test Duration30 min
Step-by-Step Solution
The complete worked solution.
Every step explained - no skipped algebra.
Carbon in CO₃²⁻ has 3 sigma bonds and no lone pairs, indicating sp² hybridization.
Final Answer: Option B - sp²