On-page SEO is the practice of optimizing individual web pages in order to rank higher and 
earn more relevant traffic in search engines. On-page refers to both the content and HTML source code of a page that can be optimized, as opposed to off-page SEO which refers to links and other external signals.
SO, On page SEO is the work that is done in the site for google, Bing, yahoo Rank.

On-page SEO helps search engines understand your website better, to gauge if your content would be relevant to people seeking for information about anything online using a set of keywords.

On page seo optimized list :


 1. Schema Markup(in page), Structured Data , Rich snippets.
 2. keyword Research & Effective tittle structure.
 3. Generate XML site map, Robot.txt
 4. web master tools setup( google, Bing, yahoo )
 5. Fix duplicate content & stap word from URLs.
 6. BackLinks Analytics.
 7. H1 H2 H3, Title optimization.
 8. Meta Description,* Image Alt tags.
 9. Keywords Researched.
10. speed Optimization.
11. Optimize URLs.
12. Navigation SEO.
13. Contents rebuilding.
14. Increase site loading speed.
15. Mobile optmizeion
16. website submission to all major search engines.
17. opengraph tag.