Gases in the air 0.0 / 5 ? ChemistryThe earth and its atmosphereGCSEOCR Created by: Megs555Created on: 23-12-15 13:49 793284156 Across 1. Causes asthma and breathing problems. (8, 8) 5. Sulphur Dioxide is an ______ gas. (6) 6. Causes acid rain. (7, 7) 8. Nitrogen Monoxide smells like ________. (8) Down 2. Has no colour but a strong smell. (7, 7) 3. A natural source of CO2 which is hot. (9) 4. Burns but is not acidic. (6, 8) 7. NO is the chemical formular for which gas? (8, 8) 9. This gas irritates the throat. (7, 7)
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