NITRILE PROBLEMS

Write the structural formulas of the following nitriles.

1) Methanenitrile
2) Benzonitrile
3) Cyclohexanecarbonitrile
4) Propanedinitrile
5) But-3-enonitrile
6) 3-Oxocyclopentanecarbonitrile
7) 3-cyanobutanoic acid
8) Methyl 3-cyano-5-hydroxypentanoate
9) Ethanedinitrile (cyanogen)
10) 2-Methylpentanenitrile