Submit Sitemap in google webmaster tool
(30-Nov-2014) Sitemap is like book index page we can identify the topic covered in the book and where the topic is placed in book using the page number. Similarly search engine need XML sitemap file of your website or blog to discover pages from your site based on search users bots.
The XML sitemap file is like a directory of all web pages that exist on your website or blog. Search engines like Google and Bing can use these sitemap files to discover pages on your site that the search bots may have otherwise missed during regular crawling.
Login to google webmaster tool.( https://www.google.co.in/webmasters/)
STEP – 2
Click on the site which is listing in your dashboard.
Go to the Crawl->Sitemap submit your website
Here I have provided for blogger platform. So you just add your atom.xml file
Hope you have added SITEMAP in google successfully.If you have any doubt pls comment below