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Learn Unicode Text Formatting

Free guides on subscript, superscript, small text, Unicode character encoding, chemistry notation, and social media text formatting. From beginner introductions to complete character references.

All Articles & Guides

6 in-depth articles covering everything about Unicode text formatting.

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Fundamentals 5 min read
What Is Subscript Text? A Complete Introduction
Learn what subscript text is, how it works technically in Unicode, where it comes from, and how to use it in plain text environments. Covers the difference between HTML <sub> tags and Unicode subscript characters.
Unicode Subscript Beginner Plain text
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Fundamentals 6 min read
Subscript vs. Superscript: Key Differences Explained
A clear comparison of subscript (₁₂₃) and superscript (¹²³) — when to use each, which Unicode blocks they come from, use cases in chemistry, math, citations, and social media, and how each renders across platforms.
Comparison Math Citations Unicode
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Reference 8 min read
Complete Unicode Subscript Character List — All 40+ Symbols
The definitive reference for all Unicode subscript characters: digits (₀–₉), letters (ₐₑₒₓ…), operators (₊₋₌), and phonetic extensions. Each character listed with Unicode code point, block name, and one-click copy.
Reference Code points Complete list Copy
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Technical 4 min read
How to Type Subscript in Google Docs — 5 Methods
Five ways to add subscript in Google Docs: keyboard shortcuts, Format menu, Unicode paste, voice typing workarounds, and mobile app methods. Covers Google Slides, Sheets, and Gmail subscript tricks too.
Google Docs How-to Shortcuts Mobile
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Chemistry 7 min read
Chemistry Subscript Symbols Guide — H₂O, CO₂ & More
Complete guide to chemistry subscript notation: how molecular formulas use subscript numbers, the 50 most common chemical formulas with subscript, isotope notation, and how to type chemistry subscript on any device without LaTeX.
Chemistry Molecular formulas H₂O CO₂
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Social Media 6 min read
Small Text for Social Media — Complete Platform Guide
The definitive guide to using Unicode small text (small caps, subscript, superscript) on Instagram, TikTok, Discord, Twitter, Facebook, and WhatsApp. Includes character limits, hashtag compatibility, algorithm impact, and platform-specific tips.
Instagram TikTok Discord Twitter
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