An oxide containing five atoms of oxygen in its molecule or empirical formula.
〔化〕五氧化物
Example sentencesExamples
Glass-forming substances are usually silica, boric oxide, phosphorous pentoxide, or feldspars.
In one method, naphthalene is oxidized with vanadium pentoxide to give phthalic anhydride.
It would also involve the re-tubing of two primary wet electrostatic precipitators, the pre-heater exchanger and replacement of 6,000 litres of vanadium pentoxide catalyst in the converter.
The procedure was repeated three times and the filtrate was dried in an oven at 100°C and cooled over phosphorus pentoxide.
The thin covering is composed of alternating layers of silicon dioxide and tantalum pentoxide.
Definition of pentoxide in US English:
pentoxide
nounpenˈtäksīd
Chemistry
An oxide containing five atoms of oxygen in its molecule or empirical formula.
〔化〕五氧化物
Example sentencesExamples
In one method, naphthalene is oxidized with vanadium pentoxide to give phthalic anhydride.
Glass-forming substances are usually silica, boric oxide, phosphorous pentoxide, or feldspars.
The procedure was repeated three times and the filtrate was dried in an oven at 100°C and cooled over phosphorus pentoxide.
It would also involve the re-tubing of two primary wet electrostatic precipitators, the pre-heater exchanger and replacement of 6,000 litres of vanadium pentoxide catalyst in the converter.
The thin covering is composed of alternating layers of silicon dioxide and tantalum pentoxide.