Monday
April 21, 2014

Homework Help: Chemistry

Posted by Diana on Thursday, May 21, 2009 at 4:39pm.

#1) The Lewis structure of PF3 shows that central phosphorus atom has ___ nonbonding and ___ bonding electron pairs.

#2) How many equivalent resonance forms can be drawn for CO3^-2? (carbon is the central atom)

#3) The bond angle in NF3 is slightly less than ___?

#4) Sample of gas (1.3mol) occupies ____L at 22 Celcius and 2.5 atm.

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