vivek3456 You don't need a Snap package to run Chromium under Solus. Chromium is offered as a static portable build on the Chromium site.
http://download-chromium.appspot.com/
After downloading, just unzip the file to your favored location (I do so under a created bin_local folder) and create a menu entry based on the desktop system you use. Alternately, you can launch Chromium from the commandline:
<path-to-chrome-linux-folder>chrome