+---+                                                               +---+
|1  |                                                               |2  |
|H  |                                                               |He |
|  1|                                                               |  4|
+---+---+                                       +---+---+---+---+---+---+
|3  |4  |                                       |5  |6  |7  |8  |9  |10 |
|Li |Be |                                       |B  |C  |N  |O  |F  |Ne |
|  7|  9|                                       | 11| 12| 14| 16| 19| 20|
+---+---+                                       +---+---+---+---+---+---+
|11 |12 |                                       |13 |14 |15 |16 |17 |18 |
|Na |Mg |                                       |Al |Si |P  |S  |Cl |Ar |
| 23| 24|                                       | 27| 28| 31| 32| 35| 40|
+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+
|19 |20 |21 |22 |23 |24 |25 |26 |27 |28 |29 |30 |31 |32 |33 |34 |35 |36 |
|K  |Ca |Sc |Ti |V  |Cr |Mn |Fe |Co |Ni |Cu |Zn |Ga |Ge |As |Se |Br |Kr |
| 39| 40| 45| 48| 51| 52| 55| 56| 59| 59| 64| 65| 70| 73| 75| 79| 80| 84|
+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+
|37 |38 |39 |40 |41 |42 |43 |44 |45 |46 |47 |48 |49 |50 |51 |52 |53 |54 |
|Rb |Sr |Y  |Zr |Nb |Mo |Tc |Ru |Rh |Pd |Ag |Cd |In |Sn |Sb |Te |I  |Xe |
| 85| 88| 89| 91| 93| 96| 99|101|103|106|108|112|115|119|122|128|127|131|
+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+
|55 |56 |57 |72 |73 |74 |75 |76 |77 |78 |79 |80 |81 |82 |83 |84 |85 |86 |
|Cs |Ba |La |Hf |Ta |W  |Re |Os |Ir |Pt |Au |Hg |Tl |Pb |Bi |Po |At |Rn |
|133|137|139|178|181|184|186|190|192|195|197|201|204|207|209|209|210|222|
+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+
|87 |88 |89 |104|105|                                                    
|Fr |Ra |Ac |Rf |Ha |                                                    
|223|226|227|261|260|                                                    
+---+---+---+---+---+                                                    
                                                                         
        +---+---+---+---+---+---+---+---+---+---+---+---+---+---+        
        |58 |59 |60 |61 |62 |63 |64 |65 |66 |67 |68 |69 |70 |71 |        
        |Ce |Pr |Nd |Pm |Sm |Eu |Gd |Tb |Dy |Ho |Er |Tm |Yb |Lu |        
        |140|141|144|145|150|152|157|159|162|165|167|169|173|175|        
        +---+---+---+---+---+---+---+---+---+---+---+---+---+---+        
        |90 |91 |92 |93 |94 |95 |96 |97 |98 |99 |100|101|102|103|        
        |Th |Pa |U  |Np |Pu |Am |Cm |Bk |Cf |Es |Fm |Md |No |Lr |        
        |232|231|238|237|244|243|247|247|251|254|257|256|254|257|        
        +---+---+---+---+---+---+---+---+---+---+---+---+---+---+