Molecular Geometry

Question 1

Two molecules have the same molecular geometry but different electron domain geometries. Which combination of atoms and lone pairs around the central atom could describe these molecules?

Revolt · Accepted Answer

2 atoms and 2 lone pairs; 2 atoms and 1 lone pair

Question 2

By examining electron domain geometry, one can determine that the ammonia molecule (NH3) has

Revolt · Accepted Answer

four sp3 orbitals.

Question 3

Consider the Lewis dot structures below, which represent the valence electrons of carbon (C) and chlorine (Cl). When these bond to make CCl4, what is the shape of a CCl4 molecule?

Revolt · Accepted Answer

tetrahedral

Question 4

A molecule has two atoms that are bonded to the central atom and one lone pair of electrons around this central atom. What is the shape of the molecule?

Revolt · Accepted Answer

bent

Question 5

What is the molecular shape of HCN?

Revolt · Accepted Answer

linear

Question 6

Which type of hybridization leads to a bent molecular geometry and a tetrahedral electron domain geometry?

Revolt · Accepted Answer

sp3

Question 7

Which molecule has a trigonal planar shape?

Revolt · Accepted Answer

boron trichloride

Question 8

The shape of a molecule is tetrahedral. How many lone pairs are most likely on the central atom?

Revolt · Accepted Answer

zero

Question 9

Which is most likely an example of an angular molecule?

Revolt · Accepted Answer

H2O

Question 10

Which type of hybridization leads to a trigonal planar electron domain geometry?

Revolt · Accepted Answer

sp2

Molecular Geometry Answers

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