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MDCAT Chemistry QUESTION #7821
Question 1

Which molecule has a pyramidal shape?

  • C₂H₄
  • CH₄
  • H₂O
  • NH₃✔️
Correct Answer Explanation

NH₃ has trigonal pyramidal shape (3 bond pairs + 1 lone pair). CH₄ tetrahedral, H₂O bent, C₂H₄ planar.