Names and Symbols of the Elements
These are the elements and symbols that you should know readily. Please note that the element's symbol has either 1 or 2 letters in it. The first letter is always capitalized. If a second letter exists then it is always in lowercase.  Memorize them.  Spelling is vital. Watch out for the common mistakes.

Atomic # Symbol Name Old or Alternate Name
1 H Hydrogen
2 He Helium
3 Li Lithium
4 Be Beryllium
5 B Boron
6 C Carbon
7 N Nitrogen
8 O Oxygen
9 F Fluorine
10 Ne Neon
11 Na Sodium Natrium
12 Mg Magnesium
13 Al Aluminum
14 Si Silicon
15 P Phosphorus
16 S Sulphur
17 Cl Chlorine
18 Ar Argon
19 K Potassium Kalium
20 Ca Calcium
22 Ti Titanium
24 Cr Chromium
26 Fe Iron Ferrum
27 Co Cobalt
28 Ni Nickel
29 Cu Copper Cuprum
30 Zn Zinc
35 Br Bromine
37 Rb Rubidium
38 Sr Strontium
47 Ag Silver Argentum
48 Cd Cadmium
50 Sn Tin Stannum
51 Sb Antimony Stibbum
53 I Iodine
55 Cs Cesium
56 Ba Barium
74 W Tungsten Wolfram
78 Pt Platinum
79 Au Gold Aurum
80 Hg Mercury Hydroargentum
81 Tl Thallium
82 Pb Lead Plumbum
92 U Uranium
93 Pu Plutonium