OCR A Unit 2 0.0 / 5 ? ChemistryDefinitionsASOCR Created by: AnnabellaCreated on: 02-06-14 11:32 89352416 Across 1. Name the most abundant greenhouse gas (5, 6) 5. Species with an unpaired electron. (7) 6. Halogen with the slowest rate of hydrolysis when part of a halogenoalkane (8) Down 2. the second layer of the Earth's atmosphere which contains the ozone layer (12) 3. (Actual number of mol / theoretical number of mol) X100 (10, 5) 4. What type of compound is C3H6O (6) 5. the continual boiling and condensing of a reaction mixture to prevent the flask boiling dry (6) 8. Name this oxidising agent used in the oxidation of alcohols: K2Cr2O7 (9, 10) 9. 100kPa (1 atmosphere), 298K (25'C) and 1.0moldm-3 (for aq solutions) (8, 10)
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