Chemistry 0.0 / 5 ? ChemistryAtoms and compoundsGCSEAQA Created by: JhdhgdvfhfCreated on: 18-05-16 12:03 73214568 Across 1. What is a hydrocarbon (7, 3, 1, 8) 4. How many protons do you need in the 1st shell (3) 5. What is the charge of a neutron (4) 6. How many protons do you need in the 2nd shell (5) 8. How do you find the atomic number (5, 3, 4, 6) Down 2. What is the charge of a electron (5, 3) 3. What is the charge of a proton (4, 3) 7. How do you find the mass number (5, 3, 6, 6)
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