how many mechanisms are there in organic chemistry of class12?

Following is the list of important mechanisms-

1) S_N1 mechanism

2) S_N2 mechanism

3) Reimer Teiman reaction

4) Aldol condensation

5) Cannizaro reaction

6) Addition of HCN to aldehydes

7) Esterification

8) Conversion of cyanide to ketones using Grignard reagent

9) Gabriel synthesis of amines