Extension:Math/Native MathML/Chemistry

Native: ${\displaystyle \mathrm{A}\stackrel{-\rightharpoonup }{\leftharpoondown -}\mathrm{B}}$

Default: ${\displaystyle \mathrm{A}\stackrel{-\rightharpoonup }{\leftharpoondown -}\mathrm{B}}$

Native: ${\displaystyle \mathrm{A}\stackrel{-\rightharpoonup }{\leftharpoondown }\mathrm{B}}$

Default: ${\displaystyle \mathrm{A}\stackrel{-\rightharpoonup }{\leftharpoondown }\mathrm{B}}$

Native: ${\displaystyle \mathrm{A}\stackrel{\phantom{-}\rightharpoonup }{\leftharpoondown -}\mathrm{B}}$

Default: ${\displaystyle \mathrm{A}\stackrel{\phantom{-}\rightharpoonup }{\leftharpoondown -}\mathrm{B}}$

Native: ${\displaystyle \mathrm{A}\stackrel{⟶}{⟵}\mathrm{B}}$

Default: ${\displaystyle \mathrm{A}\stackrel{⟶}{⟵}\mathrm{B}}$

Native: ${\displaystyle \mathrm{A}\stackrel{\mathrm{t}\mathrm{e}\mathrm{x}\mathrm{t}}{\to }\mathrm{B}}$

Default: ${\displaystyle \mathrm{A}\stackrel{\mathrm{t}\mathrm{e}\mathrm{x}\mathrm{t}}{\to }\mathrm{B}}$

Native: ${\displaystyle \mathrm{A}\underset{\text{text below}}{\overset{\text{text above}}{\to }}\mathrm{B}}$

Default: ${\displaystyle \mathrm{A}\underset{\text{text below}}{\overset{\text{text above}}{\to }}\mathrm{B}}$

Native: ${\displaystyle {}_{99}^{254}Es+{}_{20}^{48}Ca->{}_{119}^{302}Uu{e}^{\ast }->noatoms}$

Default: ${\displaystyle {}_{99}^{254}Es+{}_{20}^{48}Ca->{}_{119}^{302}Uu{e}^{\ast }->noatoms}$