Describe the shape (bent, pyramidal, tetrahedral etc.) of the molecule and the Approximate Bond Angle (180º, slightly less than 109.5º etc.) for the following molecules. You need to draw the structural formula of the molecule in order to be able to answer these questions.

a) SBr2 – Bent, 109.5 degrees

b) NI3 – Pyramidal, 109.5 degrees

c) CHCl3 – Tetrahedral, 109.5 degrees(Bielecka, 2019)

6 marks

2. Select the correct Lewis diagram representing the electronic configuration and the structural formula for the rocket fuel, hydrazine, N2H4. Indicate the shape of the molecule around each atom of nitrogen.3 marksii)Pyramidal, 109.5 degrees (Bielecka, 2019).

3.Describe the structural formula of acetaldehyde, (CH3CHO) as well as the shape of the molecule around each atom of carbon. You need to draw the structural formula of the molecule in order to be able to answer these questions