Name:_______________________ 
                           Atoms and Periodic Table Unit Crossword 
                           
                                                            1  
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                                                       3                                            
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                                                                                                                                                    5                        6  
                                                                      7                                                                   8                                            
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                                                                           10                                          11                                                         
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                                                                                13                      14                                                                        
                                                                                                                                                                                  
                                                       15             16   17                                                    18                                               
                                                                                                                                                                                  
                                                                                                        19                                                    20                  
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                                                                                                                                               22                       23  
                                                                                                                                                                   
                                                   24                                          25                 26             27                                               28  
                                                                                                                                                                             
                                                                                                                                                                                       
                                                                                               29                                                                                      
                                                   30                 31                                                                            32  
                                                                                                                                                                                       
                                                                                          33                                                                                           
                                                                                                                                                                                       
                                                                                                                                                                             
                                                                                                                                                                             
                           Possible Answers: 
                           Alcohol, amu, Atom, Atomic, Bonding, Carbon, Covalent, Dalton, Ductile, Elements, Group, Hydrocarbon, 
                           Ionic, Ionization, Isotope, Leptons, Malleable, Mass, Metallic, Metalloids, Metals, Neutron, Neutrons, 
                           Nonmetals, Nucleus, Particles, Period, Protein, Proton, Quarks, Rutherford, Six, SPONCH, Transition, 
                           Valence 
                                                                                                                   
                           Across:                                                                                Down: 
                           3 - Metals are considered this if they can be made                                     1 - Protons and neutrons are composed of even 
                           into sheets.                                                                           smaller particles called quarks 
                           7 - A _______________ is a vertical column on The                                      2 - To find the number of __________: Subtract 
                           Periodic Table of the Elements                                                         the atomic number from the atomic mass 
                           8 - Everything in the universe is made of 6 Quarks,                                    4 - Mostly carbon and hydrogen with a OH group 
                           6 Leptons, and Force Carrier                                                           5 - These types of metals are found in the middle 
                           __________________.                                                                    of the Periodic Table. 
                           10 - The positively charged dense center of an                                         6 - These have properties of both metals and 
                           atom.                                                                                  nonmetals. 
                           13 - Organic compound consisting entirely of                                           9 - This particle has a no charge and is composed 
                            
                  
                 hydrogen and carbon.                                    of two down quarks, and one up quark. 
                 16 - This scientist created the atomic theory           11 - # 6 on The Periodic Table of the Elements 
                 18 - This is a positively charged particle composed     12 - Atom with same number of protons and 
                 of two up quarks, one down                              electrons but different numbers of neutrons 
                 19 - Abbreviation for Atomic Mass Units.  The           14 - Type of bonding where atoms share electrons 
                 number of protons, neutrons, and electrons.             15 - The process of removing electrons from an 
                 21 - Type of bonding where atoms share many free  atom to form ions 
                 electrons                                               17 - Atoms always have the same number of 
                 24 - Electron’s in the outer most shell.                protons and electrons, this called the 
                 25 - These are good conductors of heat and              ___________ number. 
                 electricity.  They also have luster and a high          18 - A _______________ is a horizontal row on The 
                 density                                                 Periodic Table of the Elements 
                 27 - Metals are considered this if they can be made  20 - Used a gold foil experiment to help 
                 into wire.                                              understand the structure of the atom. 
                 29 - There are this many known quarks?                  22 - This is the smallest part of an element which 
                 30 - The attraction that holds atoms close to each      can take part in a chemical reaction. 
                 other                                                   23 - These are brittle, poor conductors, have no 
                 32 - Group of nitrogenous organic compounds that        luster, and can be a (s) (l) (g). 
                 are essential parts of living cells.                    25 - The Nucleus has almost all the ______ of the 
                 33 - Atoms are arranged on The Periodic Table of        atom. 
                 the _____________.                                      26 - The six _____________ consist of the 
                                                                         Electron, Muon, Tau, and 3 types of Neutrinos 
                                                                         28 - The six biologically important elements. 
                                                                         31 - Type of bonding where an atom gains or loses 
                                                                         electrons (+/-) 
                                                                          
                                                                          
                                                                          
                  
                  
                  
                  
                  
                  
                  
                  
                  
                  
                  
                  
                  
                  
                  
                  
                 Atoms and Periodic Table Unit 
                 Crossword 
                  
                    
                    
                                            Q  
                                            U         N  
                                        M  A  L  L  E  A  B  L  E  
                                            R         U                                                              A  
                                            K          T                                                  T          L     M  
                                            S      G  R  O  U  P                                    P  A  R  T   I   C  L  E   S  
                                                      O             N                                     A          O      T  
                                                      N  U  C  L  E  U  S             C                   N          H      A  
                                                       S            U                 A             I      S         O      L  
                                                                    T                 R             S      I         L      L  
                                                          H  Y  D  R  O  C  A  R  B  O  N          O      T                 O  
                                                                    O      O          O             T      I                I  
                                         I         D  A  L  T  O  N        V          N      P  R  O  T  O  N               D  
                                         O             T                   A  M  U           E      P     N      R          S  
                                         N            O                    L                 R      E            U  
                                         I            M                 M  E  T  A  L  L   I   C                 T  
                                         Z             I                   N                O          A         H      N  
                                     V  A  L  E  N  C  E            M  E  T  A  L  S        D  U  C  T   I   L  E       O      S  
                                         T                          A             E                    O         R      N      P  
                                         I                           S   I   X    P                    M          F     M      O  
                                     B  O  N  D   I   N  G           S            T                        P  R  O  T  E   I   N  
                                         N         O                              O                              R      T      C  
                                                   N             E  L  E  M  E  N  T  S                          D      A      H  
                                                    I                             S                                     L  
                                                   C                                                                    S