chemistry atoms 0.0 / 5 ? ChemistryAtomsGCSEAQA Created by: idratherbewatchingdanandphilCreated on: 10-05-16 19:22 75283146 Across 1. These occupy shells (9) 5. the nucleus is found in the ___ of the atom (6) 6. the first shell can hold up to ___ electrons (3) 8. Protons have a ____ charge (8) Down 2. Protons and neutrons are found in the ____ (7) 3. If electrons are aded or removed, the atom becomes charged, and so is what? (3) 4. the second shell can hold up to ___ electrons (5) 7. These are equal to the number of electrons (7)
Comments
No comments have yet been made