Here is a paragraph which will tell the tag usage of heading tags
H1 tag:
This is heading 1
H2 tag:It is used for giving heading for the following size..
This is heading 2
H3 tag:It is used for giving heading for the following size..
This is heading 3
H4 tag:It is used for giving heading for the following size..
This is heading 4
H5 tag:It is used for giving heading for the following size..
This is heading 5
H6 tag:It is used for giving heading for the following size..
This is heading 6