Shapes of structural diagrams-help!

1. Apr 21, 2005

naren11

What would be the shapes of these molecules? I drew them out but I couldn't still figure out the exact shape names

$a. SeO_{3} b. HClO_{2} c. NO_{2}^{-} d.ClF_{5}$

2. Apr 23, 2005

Gokul43201

Staff Emeritus