Starsze przeglądarki mogą nie obsługiwać wszystkich jednostek HTML5 w poniższej tabeli.
Chrome ma dobre wsparcie. Ale (currently) tylko IE i Firefox 11+ 35+ wspierać wszystkie podmioty.
| Postać | Nazwa jednostki | Szesnastkowy |
|---|---|---|
| Í | Iacute | 000CD |
| í | iacute | 000ED |
| | ic | 02063 |
| Î | Icirc | 000CE |
| î | icirc | 000EE |
| И | Icy | 00418 |
| и | icy | 00438 |
| İ | Idot | 00130 |
| Е | IEcy | 00415 |
| е | iecy | 00435 |
| ¡ | iexcl | 000A1 |
| ⇔ | iff | 021D4 |
| ℑ | Ifr | 02111 |
| 𝔦 | ifr | 1D526 |
| Ì | Igrave | 000CC |
| ì | igrave | 000EC |
| ⅈ | ii | 02148 |
| ⨌ | iiiint | 02A0C |
| ∭ | iiint | 0222D |
| ⧜ | iinfin | 029DC |
| ℩ | iiota | 02129 |
| IJ | IJlig | 00132 |
| ij | ijlig | 00133 |
| ℑ | Im | 02111 |
| Ī | Imacr | 0012A |
| ī | imacr | 0012B |
| ℑ | image | 02111 |
| ⅈ | ImaginaryI | 02148 |
| ℐ | imagline | 02110 |
| ℑ | imagpart | 02111 |
| ı | imath | 00131 |
| ⊷ | imof | 022B7 |
| Ƶ | imped | 001B5 |
| ⇒ | Implies | 021D2 |
| ∈ | in | 02208 |
| ℅ | incare | 02105 |
| ∞ | infin | 0221E |
| ⧝ | infintie | 029DD |
| ı | inodot | 00131 |
| ∬ | Int | 0222C |
| ∫ | int | 0222B |
| ⊺ | intcal | 022BA |
| ℤ | integers | 02124 |
| ∫ | Integral | 0222B |
| ⊺ | intercal | 022BA |
| ⋂ | Intersection | 022C2 |
| ⨗ | intlarhk | 02A17 |
| ⨼ | intprod | 02A3C |
| | InvisibleComma | 02063 |
| | InvisibleTimes | 02062 |
| Ё | IOcy | 00401 |
| ё | iocy | 00451 |
| Į | Iogon | 0012E |
| į | iogon | 0012F |
| 𝕀 | Iopf | 1D540 |
| 𝕚 | iopf | 1D55A |
| Ι | Iota | 00399 |
| ι | iota | 003B9 |
| ⨼ | iprod | 02A3C |
| ¿ | iquest | 000BF |
| ℐ | Iscr | 02110 |
| 𝒾 | iscr | 1D4BE |
| ∈ | isin | 02208 |
| ⋵ | isindot | 022F5 |
| ⋹ | isinE | 022F9 |
| ⋴ | isins | 022F4 |
| ⋳ | isinsv | 022F3 |
| ∈ | isinv | 02208 |
| | it | 02062 |
| Ĩ | Itilde | 00128 |
| ĩ | itilde | 00129 |
| І | Iukcy | 00406 |
| і | iukcy | 00456 |
| Ï | Iuml | 000CF |
| ï | iuml | 000EF |