This includes Spring Branch, Alief, Cy-Fair, Katy, Sugar Land, Missouri City, Spring, Tomball, and The Woodlands. We are the official credit union of the Houston Texans. Making a First-Rate financial difference in our members lives.
1 Allotropes are forms of the same element which exhibit different physical properties. 2  Elements such as carbon, oxygen, phosphorus, tin and sulfur, display allotropy.
Another form, scarlet phosphorus, is obtained by allowing a solution of white phosphorus in carbon disulfide to evaporate in sunlight. Another allotrope is diphosphorus; it contains a phosphorus dimer as a structural unit and is highly reactive.