elements, atoms etc... 0.0 / 5 ? SciencechemistryphysicsA2/A-levelNone Created by: camillasheard12Created on: 17-02-17 19:08 5372641 Across 1. an elementary particle with 0 charge and mass about equal to a proton; enters into the structure of the atomic nucleus (7) 5. a substance that cannot be broken down into other substances (7) 6. a positively charged particle that is located at the center of the atom in the nucleus (6) Down 2. a group of two or more atoms strongly joined together (8) 3. an elementary particle with negative charge (8) 4. the smallest part of an element that can exist (4) 7. a substance made up of atoms of two or more elements strongly joined together (8)
GCSE Additional Science - C5 Chemicals of the natural environment definitions 4.5 / 5 based on 3 ratings
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