1) What is the smallest part of the atom? a) Proton b) Neutron c) Electron d) Quarks 2) What part of an atom has a positive charge? a) Protons b) Electrons c) Electrons d) Quarks 3) How many protons and electrons does Lithium have? a) 1 b) 2 c) 3 d) 4 4) Protons and electrons equals a) The atomic number of the element b) The element symbol c) The number neutrons d) The atomic mass 5) How are neutrons determined? a) Atomic mass multiplied by atomic number b) Atomic mass divided by the atomic number c) Atomic mass plus atomic number d) Atomic mass minus atomic number 6) What is the element with an atomic number of 12 a) Manganese (Mn) b) Magnesium (mg) c) Molybdenum (Mo) d) Moscovium (Mc) 7) With an atomic mass of 31 and an atomic number of 15, how many neutrons are in Phosphorus in  a) 61 b) 6 c) 16 d) 26 8) What is the element with 17 protons and 17 electrons? a) Tungsten (W) b) Chlorine (Cl) c) Sodium Chloride (NaCl) d) Potassium Chloride (KCl) 9) With an atomic mass of 27 and an atomic number of 13, how many neutrons are in Aluminum a) 14 b) 4 c) 41 d) 44 10) What alkali metal has 11 electrons a) Lithium (Li) b) Rubidium (Rb) c) Cesium (Cs) d) Sodium (Na) 11) Which is heavier, a proton or electron a) Proton b) Electron c) Neither. Both have the same mass 12) Where are protons and neutrons found in the atom? a) Electron cloud b) Nucleus 13) Where are electrons found in an atom? a) Electron cloud b) Nucleus 14) How many electrons can the first energy level of an atom hold? a) 1 b) 2 c) 3 d) 4 15) How many electrons can the second energy level of an atom hold? a) 2 b) 4 c) 6 d) 8

Atomic Structure

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