Atomic structure 0.0 / 5 ? PhysicsRadioactivityGCSEAQA Created by: Cat91Created on: 07-05-18 10:57 What are the 2 heaviest parts of an atom? The proton and the neutron 1 of 12 What defines the element? The proton number 2 of 12 Is the mass of electrons important? No 3 of 12 How many protons does carbon have? 6 4 of 12 The atomic number is...? The amount of protons, which is equal to the amount of electrons 5 of 12 The mass number is...? The amount of neutrons plus the amount of protons 6 of 12 If an atom is ionised, what changes? The amount of electrons 7 of 12 What can change? The amount of neutrons 8 of 12 What is an atom with a different amounts of neutrons called? An isotope 9 of 12 What charge do atoms have? No charge 10 of 12 If the atom loses one electron it becomes...? A positively charged ion 11 of 12 If the atom gains one electron it becomes...? A negatively charged ion 12 of 12
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