Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
The structures of reaction species for the dimerization of ortho-silicic acid, including reactant (left panel), transition state (middle panel) and product (right panel) for the anionic-attack mechanism (AAM) (a) and the “molecular attack” mechanism (MAM) (b) mechanisms. The Si, O and H atoms are in yellow, red, and white, respectively.
