A family of nonmetallic, generally electronegative, elements that form group 17 (formerly group VIIa) of the periodic table.
Halogen,Group 17 Elements,Elements, Group 17
D006900
Hydroxylation
Placing of a hydroxyl group on a compound in a position where one did not exist before. (Stedman, 26th ed)
Hydroxylations
D000143
Acids
Chemical compounds which yield hydrogen ions or protons when dissolved in water, whose hydrogen can be replaced by metals or basic radicals, or which react with bases to form salts and water (neutralization). An extension of the term includes substances dissolved in media other than water. (Grant & Hackh's Chemical Dictionary, 5th ed)
Acid
D000588
Amines
A group of compounds derived from ammonia by substituting organic radicals for the hydrogens. (From Grant & Hackh's Chemical Dictionary, 5th ed)
Amine
D013861
Thiocyanates
Organic derivatives of thiocyanic acid which contain the general formula R-SCN.