This science ClipArt gallery offers 32 illustrations of crystalline forms, creation, and reactions of various compounds and elements in chemistry.
"The mineral corundum which includes the precious stones ruby, sapphire, and topaz, contains alumina,…
The chlorination process in gold extraction employs large vats or revolving barrels, the material inside…
The chlorination process in gold extraction employs large vats or revolving barrels, the material inside…
This illustration shows how to make chlorine by using hydrochloric acid and permanganate crystals.
In the gold extraction process, finely crushed ores are leached in vats with a very diluted solution…
Figure A shows cotton fibers which are smooth on the surface, where as figure B shows woolen fibers…
This illustration shows the first stage in the manufacturing of glue. The material used for making the…
"The second form of carbon, known as graphite, is a leaden-gray solid with a metallic luster and a specific…
This illustration shows the gems worn on the breast plate of the high priest of the Hebrews. Each of…
Illustrated are some of the cases in which the priceless herbarium of Linnaeus is kept. An herbarium…
This illustration shows pure hydrogen being collected by passing electricity through a dilute acid.
This illustration shows a beaker full of sulphuric acid and a stick of zinc, giving off hydrogen.
Pouring mercury from one container into another. Mercury is the only metallic element that is liquid…
This figure shows the molecular structure that results when the distribution of attractive forces in…
This figure shows the orientation of molecules as they would appear in a gas or a liquid. The molecules…
This illustration shows moist phosophorus oxidizing to get the oxygen out of the enclosed area.
This illustration shows oxygen escaping leaves when they are placed in water and then in sunlight.
"At the freezing point [phosphorus] hardens, becomes brittle, and shows, on being broken, evidences…
"Cross-sections at right angles to both (001) and (010) showing (+) and (-) character of extinction…
This illustration shows a tower filled with quicklime, being used to filter out gas from water vapor.
This furnace is used to purify a gold concentrate. The gold concentrates, if non-pyritic, are treated…
"One allotropic forms of sulphur, that of a lemon-yellow brittle solid, crystallizing in orthorhombic…
"An allotrope of sulphur, when heated to 115 degrees Celcius, will cool to be yellowish-brown, needle-shaped…