Unit 4 Chemistry OCR 4.5 / 5 based on 3 ratings ? ChemistryReactionsA2/A-levelOCR Created by: Emel YildirimCreated on: 04-12-12 18:10 What are the conditions for the reaction in which benzene becomes nitrobenzene? Conc. H2SO4, Conc. HNO3 at 50 degrees C. 1 of 10 What is a suitable halogen carrier for a bromonation reaction of benzene? Fe 2 of 10 What inorganic product is produced when NaOH reacts with phenol? H2O 3 of 10 What inorganic product is produced when Na reacts with phenol? H2 4 of 10 What are the products of a Carboxylic acid and an Alcohol's reaction? An Ester and Water. 5 of 10 What is the product of a amine - acid reaction? Salts 6 of 10 What are the two reactants to produce an amine? Halogenoalkane and ammonia 7 of 10 How do you prepare an aromatic amine from nitrobenzene? Conc. HCl and Sn under reflux followed by neutralisation of it with excess HCl. (6[H]). 8 of 10 What inorganic product is formed in the preparation of an aromatic amine from nitrobenzene? Two water molecules. 9 of 10 Does Benzene or Phenol react more readily in bromonation? Why? Phenol. The extra lone pair from the oxygen feeds into the delocalised cloud of electrons above and below the plane. 10 of 10
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