Title: Sodium Oxide

CAS Registry Number: 1313-59-3

Additional Names: Sodium monoxide

Molecular Formula: Na2O

Molecular Weight: 61.98

Percent Composition: Na 74.18%, O 25.81%

Properties: White, amorphous pieces or powder. d 2.27. Melts at a dull red heat and begins to dec >400° into sodium peroxide and metal. It is very reactive and combines violently with water, forming sodium hydroxide. Handle with tongs and not with bare hands, and keep tightly closed.

Density: d 2.27

Use: As a dehydrating agent; in certain chemical reactions as a polymerizing or condensing agent.