Carbon and sulfur and phosphorus are allotropic elements. From Wordnet, Princeton University.
Only such forms, however, as have different energy contents are properly called allotropic forms. From Wordnik.com. [An Elementary Study of Chemistry] Reference
Are lampblack and bone black allotropic forms of carbon?. From Wordnik.com. [An Elementary Study of Chemistry] Reference
Like phosphorus it can be obtained in several allotropic forms. From Wordnik.com. [An Elementary Study of Chemistry] Reference
Name all the elements so far studied which possess allotropic forms. From Wordnik.com. [An Elementary Study of Chemistry] Reference
The two insoluble forms of allotropic silver which I have described as. From Wordnik.com. [Scientific American Supplement, No. 711, August 17, 1889] Reference
Shrapnel chunks and boulders of allotropic ice were hurled heavenward. From Wordnik.com. [Three Worlds To Conquer]
It can be obtained in several allotropic forms, corresponding to those of carbon. From Wordnik.com. [An Elementary Study of Chemistry] Reference
These reactions afford the clearest proof that the silver is in an allotropic form. From Wordnik.com. [Scientific American Supplement, No. 832, December 12, 1891] Reference
The elements even have allotropic forms corresponding very closely to those of sulphur. From Wordnik.com. [An Elementary Study of Chemistry] Reference
A quick scan of the Internet will show hundreds of companies that sell allotropic oxygen. From Wordnik.com. [Jumpstart Your Metabolism] Reference
Carbon is found free in nature in three allotropic forms: amorphous, graphite, and diamond. From Wordnik.com. [Carbon] Reference
How can you prove that the composition of the different allotropic forms of carbon is the same?. From Wordnik.com. [An Elementary Study of Chemistry] Reference
This element exists in several allotropic forms, which have very different electric properties. From Wordnik.com. [On Laboratory Arts] Reference
Blue allotropic silver is formed in many reactions with the aid of many wholly different reagents. From Wordnik.com. [Scientific American Supplement, No. 832, December 12, 1891] Reference
Gold-colored allotropic silver in thin films is converted by the slightest pressure to normal silver. From Wordnik.com. [Scientific American Supplement, No. 832, December 12, 1891] Reference
Above the core should lie thousands of miles of allotropic ice, and then the metallic-hydrogen layer. From Wordnik.com. [Science Fiction Hall of Fame]
In the free state carbon occurs in three allotropic forms, two of which are crystalline and one amorphous. From Wordnik.com. [An Elementary Study of Chemistry] Reference
~ Although there are many varieties of amorphous carbon known, they are not true allotropic modifications. From Wordnik.com. [An Elementary Study of Chemistry] Reference
Further, the allotropic modifications of elements and the isomerism of compounds increased the difficulties. From Wordnik.com. [Scientific American Supplement, No. 643, April 28, 1888] Reference
It occurs in several allotropic forms, is very hard when crystallized, and is rather inactive toward reagents. From Wordnik.com. [An Elementary Study of Chemistry] Reference
Lea's solutions of so-called allotropic silver are really built up from small, ultramicroscopic silver particles. From Wordnik.com. [Nobel Prize in Chemistry 1925 - Presentation Speech] Reference
In 1969 a new allotropic form of carbon was produced during the sublimation of pyrolytic graphite at low pressures. From Wordnik.com. [Carbon] Reference
For this theory and the applications of it which resulted especially in the discovery of allotropic forms of hydrogen. From Wordnik.com. [Werner Heisenberg - Biography] Reference
Joule and Lyon Playfair showed, in 1846, that metals in different allotropic states possess different atomic volumes, and. From Wordnik.com. [Scientific American Supplement, No. 799, April 25, 1891] Reference
Hence there is an analogy between the allotropic states of certain solids and the different states of aggregation of matter. From Wordnik.com. [Scientific American Supplement, No. 433, April 19, 1884] Reference
Pressure effects no permanent condensation of solid bodies, except they are capable of assuming an allotropic condition of greater density. From Wordnik.com. [Scientific American Supplement, No. 433, April 19, 1884] Reference
There are four known allotropic forms of Antimony. From Wordnik.com. [CreationWiki - Recent changes [en]] Reference
I am a gentleman in allotropic form '; that was as much as I ever heard him say. From Wordnik.com. [Grey Roses] Reference
He was not wrong in thinking these allotropic forms of the same alien thing; and that thing was equality. From Wordnik.com. [A Short History of England] Reference
Third City had secured and were employing the vast store of allotropic iron so opportunely delivered by Nerado. From Wordnik.com. [Triplanetary] Reference
This supplies the room with allotropic oxygen and is invaluable in treating diseases of the lungs and air passages. From Wordnik.com. [The People's Common Sense Medical Adviser in Plain English or, Medicine Simplified, 54th ed., One Million, Six Hundred and Fifty Thousand] Reference
Not much has been discovered about the properties of metallic Promethium, but two allotropic modification do in fact exist. From Wordnik.com. [CreationWiki - Recent changes [en]] Reference
Harvey Lodish and Eric Lander, two not entirely insignificant cell biologists, saying therapy with allotropic expression was …. From Wordnik.com. [Wired Top Stories] Reference
We have, in fact, but the one resource -- the allotropic modification of the haloid -- whereby to explain all these orders of stability. From Wordnik.com. [The Birth-Time of the World and Other Scientific Essays] Reference
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