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| 单词 | sulfur(vi) oxide |
| 释义 | sulfur(VI) oxide in British English (ˈsʌlfə sɪks ˈɒksaɪd) noun US another name for sulphur trioxide sulphur trioxide in British Englishnoun a white corrosive substance existing in three crystalline forms of which the stable (alpha-) form is usually obtained as silky needles. It is produced by the oxidation of sulphur dioxide, and is used in the sulphonation of organic compounds. Formula: SO3 Systematic name: sulphur(VI) oxide |
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