4 H2O + Be2C → CH4 + 2 Be(OH)2
Reactants:
- H2O – Water, oxidane

- Other names: Water (H2O)
, Hydrogen hydroxide (HH or HOH)
, Hydrogen oxide
Dihydrogen monoxide (DHMO) (systematic name)
, Hydrogen monoxide
, Dihydrogen oxide
, Hydric acid
, Hydrohydroxic acid
, Hydroxic acid
, Hydrol
, Μ-oxido dihydrogen
, Κ1-hydroxyl hydrogen(0) 
- Appearance: White crystalline solid, almost colorless liquid with a hint of blue, colorless gas

- Be2C – Beryllium carbide


- Appearance: Yellow crystals

Products:
- CH4 – Methane


, Carbane (never recommended) 
- Other names: M
, Arsh gas|Natural gas|Carbon tetrahydride|Hydrogen carbide}}
, CH4
Marsh gas
, Methyl hydride 
, Tetrahydridocarbon
, Carbane
, Tetrahydrogen monocarbide 
- Appearance: Colorless gas
; Colourless odourless compressed or liquefied gas 
- Be(OH)2 – Beryllium hydroxide


- Other names: Hydrated beryllia
, Be(OH)2 
- Appearance: Vivid white, opaque crystals
