Chemistry Overview 5.0 / 5 based on 1 ratingTeacher recommended ? ChemistryAtomsGCSEAQA Created by: AshCreated on: 14-02-18 12:52 423156 Across 1. Litmus paper and phenolphthalein are examples of this (9) 4. Type of bonding involving two non-metal atoms (8) 5. A negatively charged ion (5) 6. Type of combustion that releases carbon monoxide (10) Down 2. Type of polymerisation with one product (8) 3. A substance that accelerates a reaction without actually being a reactant or a product (8)
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