SAT II Chemistry : Molecular and Electronic Geometries

Study concepts, example questions & explanations for SAT II Chemistry

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Example Questions

Example Question #1 : Molecular And Electronic Geometries

What is the molecular geometry of ?

Possible Answers:

Square pyramidal

Square planar 

Trigonal pyramidal 



Correct answer:

Square pyramidal


There are six electron domains in  has five bonding and one nonbonding pairs of electrons. The electron domain geometry of  is octahedral. When a molecule has octahedral electron domain geometry and has five bonding and one nonbonding pairs, the molecular geometry is square pyramidal.

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