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the world > matter > chemistry > elements and compounds > metals > specific elements > oxygen > [noun] > compounds > oxides > by proportion of oxygen (7)
tritoxide1806

The third of the series of oxides of a metal or radical, containing the next higher proportion of oxygen to the deutoxide. (Now expressed by trioxide

oxidule1815

An oxide containing a smaller proportion of oxygen than another compound.

quadroxide1825

= tetroxide, n.

sesquioxide1831

An oxide containing three equivalents of oxygen to two of another element or radical.

pentoxide1851

An oxide containing five atoms of oxygen in its molecule or empirical formula.

tetroxide1866

A binary compound containing four atoms of oxygen; e.g. nitrogen tetroxide, NO4.

trioxide1868

A compound of three atoms of oxygen with an element or radical; e.g. sulphur trioxide, SO3; nitrogen trioxide, N2O3.

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