«SELENIOUS ACID»に関連する英語の本
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selenious acidの使いかたを見つけましょう。
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this altered selenious acid is still perfectly dry at a temperature of 68° to 86°, and
deliquesces only at the ordinary temperature, it is very probable that it is not
merely a mixture, but a chemical combination of the two acids. Sulphuric acid ...
2
The Chemical Gazette, Or, Journal of Practical Chemistry, in ...
this altered selenious acid is still perfectly dry at a temperature of 68° to 86°, and
deliquesces only at the ordinary temperature, it is very probable that it is not
merely a mixture, but a chemical combination of the two acids. Sulphuric acid ...
3
the chemical gazette or journal or practical chemistry in ...
this altered selenious acid is still perfectly dry at a temperature of 68° to 86°, and
deliquesces only at the ordinary temperature, it is very probable that it is not
merely a mixture, but a chemical combination of the two acids. Sulphuric acid ...
willliam francis phd f l s, 1846
4
Works of the Cavendish Society: Gmelin, Leopold. Hand-book ...
Selenious acid mixed with hydrochloric acid deposits selenium upon iron and
zinc, either in the form of a dark copper- coloured film, or in red-brown or blackish
-grey flakes, according to the temperature. The deposit formed on iron is mixed ...
Cavendish Society, London, 1849
5
The Chemical Gazette: Or, Journal of Practical Chemistry, in ...
Zinc does not behave towards selenious acid exactly in the same manner as to
sulphurous acid; there is no acid of selenium corresponding to the dithionous
acid formed ; but selenium is reduced, and an acid selenite of zinc obtained,
which ...
William Francis, Henry Croft, 1847
6
Elements of chemistry: for the use of colleges, academies, ...
Selenious Acid, SeOa. § 158. When selenium is burned in oxygen, it is converted
into selenious acid. In order to obtain the acid by the combustion of selenium, a
fragment of selenium is introduced into a bent tube abe (fig. 221), of which the ...
Victor Regnault, Thomas Forrest Betton, James Curtis Booth, 1856
7
Hazardous Chemicals: Safety Management and Global Regulations
Selenious Acid (CAS No. 7783-00-8) Molecular formula: H2SeO3 Selenious acid
is a colourless, deliquescent crystal in appearance. It decomposes on heating,
producing water and toxic fumes of selenium oxides. It is incompatible with strong
...
8
A Manual of Chemistry: Containing the Principal Facts of the ...
Selenious Acid. Form. Selen. Oxy. .Se+aO 39.6 +16 or 2 eq.=55.6 Selenious 603.
This acid is prepared by digesting selenium in nitric or nitro- hydrochloric acid till
it is completely dissolved. On evaporating the solution to dryness, a white ...
9
A System of Chemistry of Inorganic Bodies
Selenious acid. smell of horseradish. It is not absorbed by water, nor is it capable
of uniting with acids. '2. Selenious acid may be formed by burning selenium in
oxygen gas, or by heating it in contact with nitric acid or nitromuriatic acid.
10
A manual of chemistry: containing the principal facts of the ...
and heated ; nitrogen and water are evolved, selenium separated, and chloride
of sodium formed: the selenium is now- pure, and is to be converted by nitric or
nitromuriatic acid into selenious acid, neutralized with soda, and this converted
into ...
William Thomas Brande, 1830
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Ecstasy-related deaths in BC, Alberta spark debate over how to fix …
U.S.-based organization DanceSafe.org has been selling test kits — made from a solution of selenious acid in sulfuric acid — that identify certain chemicals so ... «National Post, 2月 12»
