For each of the following compounds, 1. Give the hybridization and approximate bond angles around each atom

Question:

For each of the following compounds,
1. Give the hybridization and approximate bond angles around each atom except hydrogen.
2. Draw a three-dimensional diagram, including any lone pairs of electrons.
(a) H3O+
(b) -OH
(c) CH2CHCN
(d) (CH3)3N
(e) [CH3NH3]+
(f) CH3COOH
(g) CH3CHNH
(h) CH3OH
(i) CH2O