tips for memorization

(Polar molecules, Non-polar molecules, etc.)

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Karina Rodriguez 2H
Posts: 50
Joined: Wed Sep 30, 2020 9:34 pm

tips for memorization

Postby Karina Rodriguez 2H » Sat Dec 12, 2020 9:59 pm

Does anyone have any tips for memorizing the VSEPR chart?

Andrew Dao 3C
Posts: 64
Joined: Wed Sep 30, 2020 9:41 pm

Re: tips for memorization

Postby Andrew Dao 3C » Sat Dec 12, 2020 10:06 pm

I like just visualizing the atoms like how Dr. Lavelle used the balls and sticks in lecture, so 2 bonds - linear, 3 bonds makes a triangle, 4 bonds gives you a tetrahedral (think of a pyramid with a triangle base), 5 gives trigonal bipyramidal (two pyramids with their triangle bases the exact same plane), 6 gives octahedral (two pyramids with square bases on the same plane). 4 bonds and 1 lone pair gives a seesaw, and 4 bonds with 2 lone pairs gives you a square planar. The last one is bent (think of water molecule). I hope this helps!

America Ramirez 3H
Posts: 55
Joined: Wed Sep 30, 2020 9:44 pm

Re: tips for memorization

Postby America Ramirez 3H » Thu Dec 17, 2020 8:55 am

I think visualizing individual examples of atoms and physically drawing them out myself has helped me.


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