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nounChemistry.
a hydrate of tungsten trioxide, H2WO4⋅H2O, used in the manufacture of tungsten-lamp filaments.
any of a group of acids derived from tungsten by the addition of acid to a soluble tungstate or to a mixture of a tungstate and a silicate, phosphate, etc.
QUIZ
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Question 1 of 9
Which of the following nouns has an irregular plural form?
any of various oxyacids of tungsten obtained by neutralizing alkaline solutions of tungstates. They are often polymeric substances, typical examples being H 2 WO 4 (orthotungstic acid), H 2 W 4 O 13 (metatungstic acid), and H 10 W 12 O 14 (paratungstic acid)