1) The central part of an atom that contains protons and neutrons. a) Proton b) Neutron c) Compound d) Nucleus 2) A small particle with a positive charge of +1 and a relative mass of 1. a) Element b) Proton c) Atom d) Compound 3) A small particle with no electronic charge and a relative mass of 1. a) Nucleus b) Electron c) Neutron d) Proton 4) A very tiny particle with a negative charge of -1 and a relative mass close to 0. a) Nucleus b) Proton c) Electron d) Compound 5) The overall charge of an atom is... a) Positive b) Negative c) Neutral (no charge) 6) What is (a) ? a) Electron b) Proton c) Neutron d) Nucleus 7) What is (b) ? a) Electron b) Proton c) Neutron d) Nucleus 8) What is (c) ? a) Electron b) Proton c) Neutron d) Nucleus 9) Each element on the Periodic table has a different number of... a) Nucleus' b) Protons c) Neutrons 10) On the Periodic table, the number of protons in an element is equal to the... a) Mass number b) Element Symbol c) Chemical Formula d) Atomic number 11) Mass number = a) protons b) neutrons c) protons - neutrons d) protons + neutrons

Atomic Structure

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