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  • Bromine was discovered by Antoine J. Balard in France in 1826.
    736 bytes (11 words) - 01:06, 3 February 2016
  • (pronounced "brink-hoff"), which represents the seven diatomic molecules. Br2 - Bromine I2 - Iodine N2 - Nitrogen Cl2 - Chlorine H2 - Hydrogen O2 - Oxygen F2 -
    5 KB (935 words) - 00:12, 9 June 2011
  • unsaturated. Alkenes undergo addition reactions in the presence of eg Bromine, where the double carbon to carbon bond is broken the molecule becomes
    6 KB (752 words) - 03:32, 9 February 2016
  • H2C=CHCH2Br allyl bromide or 3-bromopropene. Note it is allyl because the bromine is attached to the CH2 carbon which is sp2 hybridized, double bonded.
    13 KB (1,775 words) - 00:00, 13 February 2016
  • ethylene or ethene adds bromine to give 1,2-dibromoethane. The hydroxyl group is formed by attaching an oxygen and a hydrogen atom to a molecule. Both
    3 KB (470 words) - 10:00, 18 April 2016
  • gemology. Def. any "element of group 7, i.e. fluorine, chlorine, bromine, iodine and astatine, which form a salt by direct union with a metal" is
    75 KB (6,356 words) - 16:16, 25 May 2016
  • Chemicals (section Bromines)
    arsenic, although antimony and phosphorous sources are not atypical." Bromine is a halogen that is a liquid at room temperature and pressure. "Br and
    147 KB (17,060 words) - 14:50, 21 April 2016
  • acid rain." Def. any "element of group 7, i.e. fluorine, chlorine, bromine, iodine and astatine, which form a salt by direct union with a metal" is
    104 KB (9,137 words) - 02:46, 21 April 2016
  • electronegative an atom is, the more readily its electrons can be donated. Put simply: the the less tightly electrons are held by an atom, the more freely
    5 KB (573 words) - 22:22, 22 March 2016
  • Astatine (At) Barium (Ba) Beryllium (Be) Bismuth (Bi) Bohrium (Bh) Boron (B) Bromine (Br) Cadmium (Cd) Caesium (Cs) Calcium (Ca) Californium (Cf) Carbon (C)
    2 KB (128 words) - 01:46, 7 May 2016
  • reaction the hydrogen atoms on the benzene ring are replaced by the attacking reagent which is deficient in electrons. Bromination is an electrophilic substitution
    16 KB (2,462 words) - 19:37, 21 May 2016
  • compounds. If two bromines are substituted for two hydrogen in cyclcohexane then it has either a cis or trans configuration. If both bromines lie in the same
    3 KB (453 words) - 05:39, 15 December 2008
  • sources: Chemicals/Seleniums and Seleniums Main sources: Chemicals/Bromines and Bromines Main sources: Chemicals/Kryptons and Kryptons Main sources:
    96 KB (13,822 words) - 14:54, 23 May 2016