Two common qualitative tests for unsaturation are the reaction of the compounds with bromine in carbon tetrachloride and with potassium permanganate. In both cases a positive test is denoted by decolorization of the reagent.wo common qualitative tests for unsaturation are the reaction of the compounds with bromine in carbon tetrachloride and with potassium permanganate. In both cases a positive test is denoted by decolorization of the reagent.
On this day in 1917, the text of the so-called Zimmermann Telegram, a message from the German foreign secretary, Arthur Zimmermann, to the German ambassador to Mexico proposing a Mexican-German alliance in the case of war between the United States and Germany, is published on the front pages of newspapers across America.
The Telegram is Newfoundland and Labrador's largest newspaper, and published seven days a week from 1989 to 2008, when it reverted to a single weekend paper published on Saturday as The Weekend Telegram. Its tagline is The People's Paper, accompanied by the provincial flag. The title is printed in Old English Text font. See also