How Many Sigma Bonds and Pi Bonds Are in Methamphetamine?

Question by beeboroachgoingon197: How many sigma bonds and pi bonds are in methamphetamine?
Amphetamine is a stimulant. Replacing one H atom on the NH2, or amino, group with CH3 gives methamphetamine, a particularly dangerous drug commonly known as “speed.”

How many sigma bonds and pi bonds are in the molecule?
(a) ___sigma
(b) ___pi
Here’s the diagram!
http://s119.photobucket.com/albums/o145/beeboroachgoingon197/?action=view&current=kt6_p10-46.gif
[IMG]http://i119.photobucket.com/albums/o145/beeboroachgoingon197/kt6_p10-46.gif[/IMG]

Best answer:

Answer by notouchdegoat
For each single bond and double bond, there is 1 sigma bond. For each double bond, there is also 1 pi bond.

3 double bonds = 3 sigma, 3 pi
20 single bonds = 20 more sigma.

23 sigma, 3 pi.

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