单词	methanal
释义	methanal /ˈmɛθənal / noun Systematic chemical name for formaldehyde.It is manufactured by heating methanal with ammonium chloride.... As has already been stated oxidation yields the aldhyde methanal, but further oxidation of this will yield the carboxylic acid methanoic acid. A particularly important reaction is with the aldehyde methanal. Origin Late 19th century: blend of methane and aldehyde.
随便看	slavish phosphorus pentoxide phosphorus trichloride phosphorus trihydride phosphorus trioxide phosphoryl phosphorylase phosphorylate phosphorylation phosphorylative phosphosiderite phosphosilicate phosphotransferase phosphotransferase system phosphotungstate phosphotungstic phosphowolframic phosphuranylite phosphuret phosphureted phosphuretted phosphuretted hydrogen phosphyl phossy jaw phosvitin

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