HTML5: How to define subscripted text?

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HTML Code:

<!DOCTYPE html><!-- Define document type as HTML -->
<html><!-- Begin HTML document -->
<head><!-- Start of document header -->
<meta charset="utf-8"><!-- Define character encoding -->
<title>How to define subscripted text</title><!-- Title of the HTML page -->
</head><!-- End of document header -->
<body><!-- Start of document body -->
<p>This text is<sub>subscript</sub> text.example- H<sub>2</sub>O </p><!-- Paragraph element containing subscripted text -->
</body><!-- End of document body -->
</html><!-- End of HTML document -->


  • This HTML code defines a webpage with a paragraph containing subscripted text.
  • The <sub> tag is used to define subscripted text within the paragraph.
  • The text "subscript" inside the <sub> tags will be displayed in a smaller font size and lowered position compared to the surrounding text.
  • The text "H<sub>2</sub>O" demonstrates the use of subscript for chemical formulas, where "2" is displayed in subscript.

Live Demo:

See the Pen style-type-answer by w3resource (@w3resource) on CodePen.

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