I have also tested onenip.com on mobile for easyblog extension but the social buttons do not open on the full posts on mobile phone chrome. Only twitter works opens. It works fine on other browsers.

Social buttons on List of post on home page works fine too: onenip.com

What could be the problem?

You can test with this post: http://oneniptest.onenip.com/update/entry/gayaza-high-school-launches-fundraising-drive-for-new-administration-block