Chemistry crossword 4.5 / 5 based on 3 ratings ? ChemistryRate of reactionGCSEAQA Created by: trinity-mCreated on: 17-05-15 15:57 342156 Across 1. The minimum amount of energy needed for the particles to react (10, 6) 4. When temperature is increased, the particles are more likely to _______ with each other (7) 5. Catalysts are normally different types of ______, for example, iron (6) 6. A ________ speeds up a reaction without getting used up itself (8) Down 2. Increasing the ________ increases the chances of successful collisions because the volume is smaller (8) 3. Increasing the _______ ____ means there are more particles exposed (7, 4) 4. Increasing the _____________ means there are more particles able to collide (13)
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