What covalent bonds are in sulfamic acid and water?

1 Answer
May 18, 2014

Water has two O-H single bonds. Sulfamic acid has three N-H single bonds, one N-S single bond, one S-O single bond, and two S=O double bonds.

You often see the structure of sulfamic acid written as

www.sigmaaldrich.com

The NH₂ part of the molecule is like NH₃. It is a base.

The SO₂OH part of the molecule like sulfuric acid HOSO₂OH. It is an acid.

The acid and base parts of the compound neutralize each other. Sulfamic acid exists as a "zwitterion" or double ion:

upload.wikimedia.org

This structure has 3 N-H single bonds, an N-S single bond, an S-O single bond, and two S=O double bonds.

The Lewis structure of water is

condor.depaul.edu

Water has two O-H single bonds.