NSEW Quiz 2009 Level 2

Time Elapsed: 0 minutes Time Remaining: 0 minutes Total Time: 0 minutes   Page 1 of 6     Round 1: Chemistry      1. What pH value indicates an alkaline solution?*   pH 14 pH 3 pH 0 pH 7     2. Ethanoic acid is contained in which common houshold substance?*   Fizzy drinks Lemons Vinegar Tea     3. Na is the chemical symbol for which element?*   Iron Sodium Zinc Potassium     4. When an acid reacts with a base what is produced?*   Hydrogen gas Carbon dioxide A salt An acid     5. Which of these is an example of metamorphic rock?*   Limestone Marble Chalk Granite