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VSEPR THEORY MCQs

Total Questions : 22 | Page 1 of 3 pages
Question 1. Which of the following correctly matches a compound with its molecular geometry?
  1.    Water (H2O) : linear
  2.    Carbon dioxide (CO2): tetrahedral
  3.    Ammonia (NH3): trigonal planar
  4.    Methane (CH4): tetrahedral
 Discuss Question
Answer: Option D. -> Methane (CH4): tetrahedral
Question 2. The atoms in a molecule of water adopt what kind of geometry?
  1.    Linear
  2.    Tetrahedral
  3.    Bent
  4.    Trigonal planar
 Discuss Question
Answer: Option C. -> Bent
Question 3. When applying VSEPR theory to predict molecular shape, which of the following do we not need to take into account?
  1.    Valence electrons occupying sigma bonding orbitals
  2.    Valence electrons occupying pi bonding orbitals
  3.    Valence electrons occupying non-bonding orbitals
  4.    none of the above
 Discuss Question
Answer: Option C. -> Valence electrons occupying non-bonding orbitals
Question 4. Determine the molecular shape of carbon tetrafluoride
  1.    linear
  2.    trigonal planar
  3.    bent
  4.    tetrahedral
 Discuss Question
Answer: Option D. -> tetrahedral
Question 5. VSEPR theory is used to predict
  1.    the number of unshared pairs of electrons in a Lewis structure.
  2.    the number of multiple bonds in a Lewis structure.
  3.    the three-dimensional geometry of a molecule.
  4.    the three-dimensional crystal lattice structure of ionic compounds.
 Discuss Question
Answer: Option C. -> the three-dimensional geometry of a molecule.
Question 6. Any molecule with only two atoms must be linear
  1.    180°
  2.    120°
  3.    90°
  4.    60°
 Discuss Question
Answer: Option A. -> 180°
Question 7. How many different bond angles will a Trigonal Bipyramidal molecule have?
  1.    1
  2.    2
  3.    3
  4.    4
 Discuss Question
Answer: Option B. -> 2
Question 8. Which of the following molecular shapes would have a bond angle of 180 Degrees?
  1.    Bent
  2.    Trigonal Planar
  3.    Tetrahedral
  4.    Linear
 Discuss Question
Answer: Option D. -> Linear
Question 9. Which shapes are altered by unshared pairs of electrons?
  1.    Bent and Pyramidal
  2.    Trigonal Planar and Bent
  3.    Tetrahedram and Bipyramidal
  4.    Pyramidal and Linear
 Discuss Question
Answer: Option A. -> Bent and Pyramidal
Question 10. What is the bond angle for a pyramidal molecule?
  1.    90
  2.    107
  3.    109.5
  4.    120
 Discuss Question
Answer: Option B. -> 107

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