AP Chemistrymediummcq1 pt
Which molecule has a dipole moment?
A.CO₂
B.BF₃
C.CCl₄
D.H₂O
Explanation
Core Concept
H₂O has a bent molecular geometry with polar O-H bonds that do not cancel out. CO₂ is linear (dipoles cancel), BF₃ is trigonal planar (dipoles cancel), CCl₄ is tetrahedral (dipoles cancel).
Correct Answer
DH₂O
More Unit 2: Molecular and Ionic Compound Structure and Properties practice questions
- mediumWhich of these statements about formal charge is true?
- easyWhich bond is most polar?
- mediumBond length in diatomic molecules generally increases down a group (F₂ < Cl₂ < Br₂ < I₂). Why?
- easyWhich molecule's central atom has exactly two lone pairs?
- mediumWhich ion has all atoms in one plane?
Practice more AP Chemistry questions with full explanations
Practice Unit 2: Molecular and Ionic Compound Structure and Properties Questions →