STKK1302 Chemical Bonding II

Which of the following molecules would have a measurable dipole moment for the molecule?

• I only

• III only

• I and III only

• II and III only

 

How many pi bonds are there in paracetamol below?

• 1

• 2

• 3

• 4

1.  What is the hybridisation state of carbon indicated by the arrow in the structure of caffeine below?

• sp

• sp²

• sp³

• sp³d

What is the geometry of carbon indicated by the arrow in caffeine below?

• Linear

• Trigonal Planar

• Tetrahedral

• Bent

Based on molecular orbital theory, which one of the following molecules doesn’t exist?

• H₂⁺

• He₂⁺

• He₂

• H₂^-