Nicotine is an addictive substance found in tobacco. Identify the hybridization state and geometry of each of the nitrogen atoms in nicotine:
Use the following values to indicate hybridization state: 1 = sp; 2 = sp2; 3 = sp3.
Nitrogen 1 is ________ hybridized and ________.
Nitrogen 2 is _________ hybridized and ________.