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sesquioxide
[ ses-kwee-ok-sahyd, -sid ]
noun
- an oxide containing three atoms of oxygen and two of another element, as aluminum oxide, Al 2 O 3 .
sesquioxide
/ ˌsɛskwɪˈɒksaɪd /
noun
- any of certain oxides whose molecules contain three atoms of oxygen for every two atoms of the element
chromium sesquioxide, Cr2O3
Word History and Origins
Origin of sesquioxide1
Example Sentences
After the vomiting, give hydrated sesquioxide of iron in tablespoon doses, every fifteen minutes, until danger is past.
A general antidote for all cases of poisoning, where the nature of the poison is unknown, is a mixture of carbonate of magnesia, powdered charcoal, and hydrated sesquioxide of iron, equal parts, in water.
The ammonia escapes, and may be detected by its smell; while the hydrogen H2, finding itself in contact with the oxide of manganese, 2MnO2, seizes one atom of its oxygen, O, becoming thereby converted into water H2O; while the manganese dioxide, 2MnO2, by losing one atom of oxygen, is reduced to the form of a lower oxide of manganese, known as manganese sesquioxide, Mn2O3.
Sesquioxide of chromium imparts a beautiful green colour to glass, while oxide of uranium produces an opalescent effect of yellow with a tinge of green.
Appended are two analyses of pyrolusite containing sesquioxide of iron.
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