Unit 4 Chemical Bonding

Chemical bonding : Lesson 4

by Mohamad Termizi Nurdin

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Predict the molecular geometry for PCl₃

​Molecular Shape

​Two types of molecular shape :

​1. No lone pair at central atom

​2. Have lone pair at central atom

Multiple Choice

Molecular shape?

• linear

• trigonal planar

• tetrahedral

• trigonal bipyramidal

Multiple Choice

Which of the following compound has two lone pair of electrons at central atoms?

• BCl₃

• HF

• SO₂

• H₂O

Multiple Choice

Which of the molecular structure is not basic molecular structure?

Multiple Choice

Name the molecular geometry

• trigonal planar

• trigonal bipyramidal

• T-

• Octahedral

Multiple Choice

State molecular geometry for NH₃

• trigonal planar

• bent

• trigonal pyramidal