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{{Chembox new
| Name = Formaldehida
| ImageFileL1 = Formaldehyde-2D.svg
| ImageSizeL1 = 120px
| ImageFileR1 = Formaldehyde-3D-balls.png
| ImageSizeR1 = 120px
| ImageFile2 = Formaldehyde-3D-vdW.png
| ImageSize2 = 150px
| IUPACName= Metanal
| OtherNames = formol, metil aldehida, oksida metilena| Section1 = {{Chembox Identifiers
| SMILES = C=O
| CASNo = 50-00-0
| RTECS = LP8925000
}}
| Section2 = {{Chembox Properties
| Formula = CH<sub>2</sub>O
| MolarMass = 30,03 g·mol<sup>−1</sup>
| Appearance = gas tak berwarna
| Density = 1 kg·m<sup>−3</sup>, gas
| Solubility = > 100 g/100 ml (20 °C)
| MeltingPt = -117 °C (156 [[Kelvin|K]])
| BoilingPt = -19,3 °C (253,9 K)
}}
| Section3 = {{Chembox Structure
| MolShape = trigonal planar
| Dipole = 2,33168(1) [[Debye|D]]
}}
| Section7 = {{Chembox Hazards
| MainHazards = beracun, mudah terbakar
| NFPA-H = 3
| NFPA-F = 2
| NFPA-R = 2
| FlashPt = -53&nbsp;°C
| RPhrases = {{R23/24/25}}, {{R34}}, {{R40}}, {{R43}}| SPhrases = {{S1/2}}, {{S26}}, {{S36/37}}, {{S39}}, {{S45}}, {{S51}}
}}
| Section8 = {{Chembox Related
| Function = [[Aldehida]]
| OtherFunctn = [[asetaldehida]]{{br}}[[benzaldehida]]
| OtherCpds = [[keton]]{{br}}[[asam karboksilat]]}}
}}
 
[[Senyawa kimia]] '''formaldehida''' (juga disebut '''metanal'''), merupakan [[aldehida]] berbentuknya [[gas]] dengan [[rumus kimia]] H<sub>2</sub>CO. Formaldehida awalnya disintesis oleh kimiawan [[Rusia]] [[Aleksandr Butlerov]] tahun [[1859]], tapi diidentifikasi oleh Hoffman tahun [[1867]].
 
Diperoleh dari "https://wiki-indonesia.club/wiki/Formaldehida"