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first 20 elements

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
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Question
Answer
1 H 1.01 Nonmetal   Hydrogen  
2 He 4.0 Nonmetal   Helium  
3 Li 6.94 Standard metal   Lithium  
4 Be 9.01 Standard Metal   Beryllium  
5 B 10.8 Nonmetal   Boron  
6 C 12.0 Nonmetal   Carbon  
7 N 14.0 Nonmetal   Nitrogen  
8 O 16.0 Nonmetal   Oxygen  
9 F 19.0 Nonmetal   Fluorine  
10 Ne 20.2 Nonmetal   Neon  
11 Na 23.0 Standard Metals   Sodium  
12 Mg 24.3 Standard Metals   Magnesium  
13 Al 27.0 Standard Metals   Aluminum  
14 Si 28.1 Nonmetal   Silicon  
15 P 31.0 Nonmetal   Phosphorus  
16 S 32.1 Nonmetal   Sulfur  
17 Cl 35.5 Nonmetal   Chlorine  
18 Ar 39.9 Nonmetal   Argon  
19 K 39.1 Standard Metal   Potassium  
20 Ca 40.1 Standard Metal   Calcium  
What is continuous theory of matter?   The continuous theory of matter states that matter comes in long, continuous sheets.  
What is discontinuous theory of matter?   The discontinuous theory assumes that matter come in little packets and the only reason matter looks continuous is that we cannot magnify it enough to see the little packets of matter.  


   






 
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Created by: ma2_3boys