please help with this problem

For each of the following, 1) Identify geometry and hybridization of indicated atoms, 2) Convert skeletal structure to Lewis structure, 3) Write molecular formula, 4) Calculate \# of valence electrons, 5) Draw a valid Lewis of an isomer using that formula, and 6) Convert Lewis structure to a skeletal formula. [20 pts] SHOW LONE PAIRS IN ALL SKELETAL AND LEWIS STRUCTURES. Ethyl Cyanide (Propionitrile) 1a) 1b) 2) 3) 4) 5) 6)