slovodefinícia
ethene
(encz)
ethene, n:
Ethene
(gcide)
Ethene \Eth"ene\, n. (Chem.)
Ethylene; olefiant gas.
[1913 Webster]
ethene
(gcide)
Ethylene \Eth"yl*ene\ ([e^]th"[i^]l*[=e]n), n. [From Ethyl.]
(Chem.)
A colorless, gaseous hydrocarbon, C2H4, forming an
important ingredient of illuminating gas, and also obtained
by the action of concentrated sulphuric acid in alcohol. It
is an unsaturated compound and combines directly with
chlorine and bromine to form oily liquids (Dutch liquid), --
hence called olefiant gas. Called also ethene, elayl,
and formerly, bicarbureted hydrogen.
[1913 Webster]

Ethylene series (Chem.), the series of unsaturated
hydrocarbons of which ethylene is the type, and
represented by the general formula CnH2n.
[1913 Webster]
ethene
(wn)
ethene
n 1: a flammable colorless gaseous alkene; obtained from
petroleum and natural gas and used in manufacturing many
other chemicals; sometimes used as an anesthetic [syn:
ethylene, ethene]
podobné slovodefinícia
ethene
(encz)
ethene, n:
ethene
(gcide)
Ethene \Eth"ene\, n. (Chem.)
Ethylene; olefiant gas.
[1913 Webster]Ethylene \Eth"yl*ene\ ([e^]th"[i^]l*[=e]n), n. [From Ethyl.]
(Chem.)
A colorless, gaseous hydrocarbon, C2H4, forming an
important ingredient of illuminating gas, and also obtained
by the action of concentrated sulphuric acid in alcohol. It
is an unsaturated compound and combines directly with
chlorine and bromine to form oily liquids (Dutch liquid), --
hence called olefiant gas. Called also ethene, elayl,
and formerly, bicarbureted hydrogen.
[1913 Webster]

Ethylene series (Chem.), the series of unsaturated
hydrocarbons of which ethylene is the type, and
represented by the general formula CnH2n.
[1913 Webster]
Methene
(gcide)
Methene \Meth"ene\, n. [Methyl + ethylene.] (Chem.)
See Methylene.
[1913 Webster]Methylene \Meth"yl*ene\, n. [F. m['e]thyl[`e]ne, from Gr. ? wine
+ ? wood; -- a word coined to correspond to the name wood
spirit.] (Chem.)
A divalent hydrocarbon radical, -CH2-, not known in the
free state, but regarded as an essential residue and
component of certain derivatives of methane; as, methylene
bromide, CH2Br2; -- formerly called also methene.
[1913 Webster]

Methylene blue (Chem.), an artificial dyestuff consisting
of a complex sulphur derivative of diphenyl amine; --
called also pure blue.
[1913 Webster]
methene
(gcide)
Methene \Meth"ene\, n. [Methyl + ethylene.] (Chem.)
See Methylene.
[1913 Webster]Methylene \Meth"yl*ene\, n. [F. m['e]thyl[`e]ne, from Gr. ? wine
+ ? wood; -- a word coined to correspond to the name wood
spirit.] (Chem.)
A divalent hydrocarbon radical, -CH2-, not known in the
free state, but regarded as an essential residue and
component of certain derivatives of methane; as, methylene
bromide, CH2Br2; -- formerly called also methene.
[1913 Webster]

Methylene blue (Chem.), an artificial dyestuff consisting
of a complex sulphur derivative of diphenyl amine; --
called also pure blue.
[1913 Webster]
ethene
(wn)
ethene
n 1: a flammable colorless gaseous alkene; obtained from
petroleum and natural gas and used in manufacturing many
other chemicals; sometimes used as an anesthetic [syn:
ethylene, ethene]

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