HTML <b> tag
The <b> tag defines bold text.
This tag is basically used to mark a text as bold but it does not make the text as an important text.
<b>Text to make bold</b>
Default CSS Value
How Browser will display
Difference between HTML4.01, XHTML and HTML5
No specific attribute
If you simply wish to make a text bold and not important, then it is better to use CSS font-weight property as – font-weight:bold;
If you are looking for a comprehensive knowledge on font-weight property, then learn about CSS Fonts.
The <b> tag supports Global attributes.
The <b> tag supports Event attributes.