cyanogen
n . 氰
氰
cyanogen n 1 :
a colorless toxic gas with a pungent almond odor ;
has been used in chemical warfare Cyanogen \
Cy *
an "
o *
gen \ (
s ?-?
n "?-
j ?
n ),
n . [
Gr .
ky `
anos a dark blue substance -
gen :
cf .
F .
cyanog [`
e ]
ne .
So called because it produced blue dyes .] (
Chem .)
A colorless ,
inflammable ,
poisonous gas , {
C2N2 },
with a peach -
blossom odor ,
so called from its tendency to form blue compounds ;
obtained by heating ammonium oxalate ,
mercuric cyanide ,
etc .
It is obtained in combination ,
forming an alkaline cyanide when nitrogen or a nitrogenous compound is strongly ignited with carbon and soda or potash .
It conducts itself like a member of the halogen group of elements ,
and shows a tendency to form complex compounds .
The name is also applied to the univalent radical , {
CN } (
the half molecule of cyanogen proper ),
which was one of the first compound radicals recognized .
[
1913 Webster ]
Note :
Cyanogen is found in the commercial substances ,
potassium cyanide ,
or prussiate of potash ,
yellow prussiate of potash ,
Prussian blue ,
Turnbull '
s blue ,
prussic acid ,
etc .
[
1913 Webster ]
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