Daily Archives: December 2, 2009

(Somewhat) polar C-H bonds

Today’s activity (ChemActivity 34R) used potential surfaces to assign charges to hydrogen atoms in ethylene and acetylene. The charge trend goes like this (I’ve added ethane for good measure):(least +) H in ethane < H in ethylene < H in… Continue reading

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Move over Facebook

The web is a great place to waste, uh, invest one's spare time, assuming one has any time to spare. YouTube, Facebook, they all have their aficianados, but my cousin Arkee, a retired professor at Tel Aviv University, just alerted… Continue reading

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