-
Maslama al-Majriti, in
Rutbat al-hakim. It was
historically called red precipitate (as
opposed to
white precepitate being the
mercuric amidochloride)...
- copper(II)
acetate to copper(I)
oxide (Cu2O),
which forms a brick-
red precipitate. RCHO + 2Cu2+ + 2H2O →
RCOOH + Cu2O↓ + 4H+ (Disaccharides may also...
-
formation of a yellow,
orange or
red precipitate of the dinitrophenylhydrazone.
Aromatic carbonyls give
red precipitates whereas aliphatic carbonyls give...
- Benedict's test is
indicated by a
color change from
clear blue to brick-
red with a
precipitate. Generally, Benedict's test
detects the
presence of
aldehyde groups...
-
presence of
chloride ions to HgCl42-, can form a
characteristic orange-
red precipitate of Cu2HgI4 with the
addition of Cu2+ and I-.
Confirmation test for...
- was
originally derived), mercury(II)
oxide (historically
called red
precipitate), and mercury(II) iodide, and
others are explosive, such as mercury(II)...
-
Keratic precipitate (KP) is an
inflammatory cellular deposit seen on
corneal endothelium.
Acute KPs are
white and
round in
shape whereas old KPs are faded...
- will
react with Dragendorff's
reagent and
produce an
orange or orange-
red precipitate. This
reagent was
invented by the
German pharmacologist,
Johann Georg...
- is
steamed at 100°C for 30 minutes.
There should be a very
slight red precipitate. To
minimize the risk of
teratogenicity to workers,
sodium selenite...
-
reduce an
alkaline solution of a copper(II) salt,
giving a
bright red precipitate of Cu2O. It
forms on silver-plated
copper parts exposed to moisture...