carbonic
a . 碳的,由碳得到的
碳的,由碳得到的
carbonic adj 1 :
relating to or consisting of or yielding carbon [
synonym :
{
carbonaceous }, {
carbonous }, {
carbonic }, {
carboniferous }]
Carbonic \
Car *
bon "
ic \,
a . [
Cf .
F .
carbonique .
See {
Carbon }.]
(
Chem .)
Of ,
pertaining to ,
or obtained from ,
carbon ;
as ,
carbonic oxide .
[
1913 Webster ]
{
Carbonic acid } (
Chem .),
an acid {
HO .
CO .
OH },
not existing separately ,
which ,
combined with positive or basic atoms or radicals ,
forms carbonates .
In common language the term is very generally applied to a compound of carbon and oxygen , {
CO2 },
more correctly called {
carbon dioxide }.
It is a colorless ,
heavy ,
irrespirable gas ,
extinguishing flame ,
and when breathed destroys life .
It can be reduced to a liquid and solid form by intense pressure .
It is produced in the fermentation of liquors ,
and by the combustion and decomposition of organic substances ,
or other substances containing carbon .
It is formed in the explosion of fire damp in mines ,
and is hence called {
after damp };
it is also know as {
choke damp },
and {
mephitic air }.
Water will absorb its own volume of it ,
and more than this under pressure ,
and in this state becomes the common soda water of the shops ,
and the carbonated water of natural springs .
Combined with lime it constitutes limestone ,
or common marble and chalk .
Plants imbibe it for their nutrition and growth ,
the carbon being retained and the oxygen given out .
{
Carbonic oxide } (
Chem .),
a colorless gas , {
CO },
of a light odor ,
called more correctly {
carbon monoxide }.
It is almost the only definitely known compound in which carbon seems to be divalent .
It is a product of the incomplete combustion of carbon ,
and is an abundant constituent of water gas .
It is fatal to animal life ,
extinguishes combustion ,
and burns with a pale blue flame ,
forming carbon dioxide .
[
1913 Webster ]
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