Iodine is a chemical element with symbol I and atomic number 53. The heaviest
of the stable ... Saltpeter produced from French nitre beds required sodium
carbonate, ... Courtois once added excessive...
Heating a white substance produces a vapor and black material Was the ... What
element when burned produces a violet vapor with an unpleasant odor? iodine.
Hydrodgen, Blue-violet. 2. ... Mercury Vapor, Blue-violet. 8. ... These colors can
be used to produce atomic emmision spectra of the elements electrically excited.
The periodic table is a chart that shows how chemical elements are related to ...
He was amazed to see clouds of beautiful violet vapor rising from the mixture. ...
Radioactive isotopes are produced when very small particles are fired at atoms.
chempaths.chemeddl.org/services/chempaths/?q=book/General Chemistry Textbook/The Structure of Atoms/1211/groups-related-elements&title=CoreChem:Group_VIIA:_Halogens
Dec 8, 2010 ... All the gases produce a choking sensation when inhaled. ... of the horse by the
great clouds of violet iodine vapor which sublimed as a result of ...
... element belonging to Group VIIb (i.e. the Halogen Group of elements) of the ...
contain iodide salts, with sulphuric acid to produce a vapour with a violet colour.
Feb 2, 2009 ... discovery of a new element that is now known to us as iodine. ... substance
appeared as a vapor of beautiful violet color and con- densed as black ...
concentrated, so as to produce much heat, the substance ap- pears as a ...
After the process, the various Sulphur compounds produced during ... added
excess sulphuric acid resulting in a violet vapor cloud that condensed on colder ...
It sublimes easily to produce a beautiful purple vapor. Beads in ampoule. Be sure
to watch the video associated with this element. You can see ... The most obvious
effect is the generation of a cloud of beautiful violet vapor. But if you watch ...
Aug 16, 2013 ... ... the element iodine, from the Greek word iodes, which means purple or violet. ...
Physiologically, iodine is an essential element, required for the ... and iodine
react to produce spectacular clouds of purple iodine vapour.