8th Grade Science Atomic Structure and Periodic Table Review #1 Matter that is made up of only one kind of atom . A: Atomic Number B: Element C: Family or Group D: Atomic Mass B. Element #2 A negatively charged particle that is part of every kind of matter. A: Electron B: Proton C: Neutron D: Scantron A. Electron #3 A positively charged particle that is present in the nucleus of all atoms. A: Scantron B: Neutron C: Proton D: Electron C. Protron #4 What is uncharged particle in the nucleus of an atom? A: Proton B: Electron C: Scantron D: Neutron D. Neutron #5 What is the region surrounding the nucleus in which the electrons move about? A: Electron Cloud B: Proton Cloud C: Neutron Cloud D: Scantron Cloud A. Electron Cloud #6 The Atomic Number The number of protons in the nucleus of an atom. How many protons are in the above atom? A: 8 B: 4 C: 12 D: None of these A. Atomic Number #7 What is the number of neutrons plus the protons in the nucleus of an atom? Neutrons + Protons = ________ A: Atomic Number B: Atomic Matter C: Atomic Element D: Atomic Mass D. Atomic Mass #8 What is the atomic mass of this Neon atom? A: 10 B: 8 C: 20 D: 2 C. 20 #9 What are the elements that show properties of both metals and nonmetals? A: Astroids B: Metalloids C: Transition Metals D: Nonmetals B. Metalloids #10 What elements that are gases or brittle solids and poor conductors of heat and electricity. A: Nonmetals B: Metals C: Metalliods D: Transition Metals A. Nonmetals #11 A column of elements that have similar physical or chemical properties. There are 18 of them. A: Family or Groups B: Format or Group C: Family of Gases D: Family or Format A. Family or Group #12 What group number are the Noble gases found in? A: 56 B: 18 C: 25 D: 16 B. 18 #13 What is the average atomic mass of Iron(Fe)? A: 56 B: 16 C: 46 D: 66 C. 56 #14 What is the symbol for Calcium? A: C B: Cal C: Ca D: CA C. Ca #15 What is the atomic number for Sulfur? A: 56 B: 16 C: 7 D: 18 B. 16 #16 What are the elements that would probably have the physical and chemical properties most similar to Nitrogen(N)? Phosphorus, Arsenic, Phosphorus, Arsenic, A: Antimony, Bismuth B: Antimony, Bisque Phosphorus, Arsenic, Phosphorus, Arson, C: Antibodies, Bismuth D: Antibodies, Bismuth A. Phosphorus, Arsenic, Antimony, Bismuth #17 Elements in the Periodic Table are arranged in order of increasing _____ . A: Atomic Mass B: Family or Group C: Atomic Number D: Ductile C. Atomic Number #18 A Bohr model of oxygen has… *8 protons *8 neutrons *8 electrons How many electrons are in the first & second energy level? 1 in the first & 7 in the 2 in the first & 6 in the A: second B: second 3 in the first & 5 in the 1 in the first & 7 in the C: second D: second B. 2 in the first & 6 in the second Great Job!!!! Thank you for playing! .