From: tfalcone@comcast.net
Date: Mon Jan 27 2003 - 18:22:24 EST
Has anyone had any luck with software that allows you to see how these
molecules look and their geometry? I know in biology, it helps me when I use
rasmol or chime plugins that alllow students to see structures of hemoglobin
etc. Tina
----- Original Message -----
From: "Katie Johnson" <johnson5@madison.k12.wi.us>
To: <channel-talkchemistry@learner.org>
Sent: Monday, January 27, 2003 11:38 AM
Subject: Re: [Channel-talkchemistry] (visualizing orbitals)
> Regarding visualizing orbitals
>
> I went to the local craft store and found some styrofoam balls that were
> "egg" shaped. One student (as a special project) made a model with a
large
> round styrofoam ball (2s) and 6 of the egg shaped balls (2p) stuck on at
> appropriate x,y,z axes. We then (using a hot knife) cut out a section of
> the large round ball following a line around the "equator" of the ball 1/4
> of the way around and then from each end point up to the top of the ball.
> We took a smaller round styrofoam ball (1s) and cut its shape to match the
> hole and glued it in. We tried to duplicate the composite orbitals
graphic
> from Addison Wesley's HS Chemistry Book. (4th ed. = page 248, 5th ed =
page
> 365)
>
> Now as I talk about the orbitals I hold up a small ball for the 1s and my
> model (with the cut out section facing away from the class) and we talk
> about the 2s and 2p. Then I rotate the model to show the 1s is inside.
It
> seems to help.
> Katherine Johnson
> Chemistry Teacher
> Madison East High School
> Madison, Wisconsin
>
>
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