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periodic table

Jasmine Ramos

1   2  
3  
4                
     
5 6                
    7            
8               9    
        10
        11
  12     13          
14              
     
15               16  
         
      17            
       
   
18                
   
 

Across
1.symbol Fe
4.contains electrical energy either positive or negitive
5.pure substance that can not be seperated into simple substance
7.14 protons
8.the number of protons and neutrons in the nucleus of an atom
13.atomic masss of 63.54
14.atomic number of 47
15.most stable elements
17.the cnter core of an atom containing protons and neutrons
18.negatively charged particels surrounding and orbitting the nucleus
Down
2.atomic mass of 16
3.19 protons
4.pure substances formed by the chemical combination of elements
6.atomic mass of 207.2
9.the number of protons in the nucleus of an atom
10.the smallest partical of an element having the properties of the element
11.positively charged particles in the nucleus of an atom
12.most reactive metals
15.symbol Au
16.non-charged particles in the nuecles of an atom

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