title: “Common Elements Analysis (First 50)” author: “Periodic Explorer” date: “2026-02-14” output: html_document —

Element Data Table

Below is a detailed table of the first 50 elements of the periodic table, including their atomic number (Z), symbol, name, number of neutrons, mass number (A), and chemical category.

Z	Symbol	Name	Neutrons	Mass (A)	Category
1	H	Hydrogen	0	1.008	Reactive Nonmetal
2	He	Helium	2	4.003	Noble Gas
3	Li	Lithium	4	6.940	Alkali Metal
4	Be	Beryllium	5	9.012	Alkaline Earth Metal
5	B	Boron	6	10.810	Metalloid
6	C	Carbon	6	12.011	Reactive Nonmetal
7	N	Nitrogen	7	14.007	Reactive Nonmetal
8	O	Oxygen	8	15.999	Reactive Nonmetal
9	F	Fluorine	10	18.998	Reactive Nonmetal
10	Ne	Neon	10	20.180	Noble Gas
11	Na	Sodium	12	22.990	Alkali Metal
12	Mg	Magnesium	12	24.305	Alkaline Earth Metal
13	Al	Aluminium	14	26.982	Post-transition Metal
14	Si	Silicon	14	28.085	Metalloid
15	P	Phosphorus	16	30.974	Reactive Nonmetal
16	S	Sulfur	16	32.060	Reactive Nonmetal
17	Cl	Chlorine	18	35.450	Reactive Nonmetal
18	Ar	Argon	22	39.948	Noble Gas
19	K	Potassium	20	39.098	Alkali Metal
20	Ca	Calcium	20	40.078	Alkaline Earth Metal
21	Sc	Scandium	24	44.956	Transition Metal
22	Ti	Titanium	26	47.867	Transition Metal
23	V	Vanadium	28	50.942	Transition Metal
24	Cr	Chromium	28	51.996	Transition Metal
25	Mn	Manganese	30	54.938	Transition Metal
26	Fe	Iron	30	55.845	Transition Metal
27	Co	Cobalt	32	58.933	Transition Metal
28	Ni	Nickel	31	58.693	Transition Metal
29	Cu	Copper	35	63.546	Transition Metal
30	Zn	Zinc	35	65.380	Transition Metal
31	Ga	Gallium	39	69.723	Post-transition Metal
32	Ge	Germanium	41	72.630	Metalloid
33	As	Arsenic	42	74.922	Metalloid
34	Se	Selenium	45	78.971	Reactive Nonmetal
35	Br	Bromine	45	79.904	Reactive Nonmetal
36	Kr	Krypton	48	83.798	Noble Gas
37	Rb	Rubidium	48	85.468	Alkali Metal
38	Sr	Strontium	50	87.620	Alkaline Earth Metal
39	Y	Yttrium	50	88.906	Transition Metal
40	Zr	Zirconium	51	91.224	Transition Metal
41	Nb	Niobium	52	92.906	Transition Metal
42	Mo	Molybdenum	54	95.950	Transition Metal
43	Tc	Technetium	55	98.000	Transition Metal
44	Ru	Ruthenium	57	101.070	Transition Metal
45	Rh	Rhodium	58	102.910	Transition Metal
46	Pd	Palladium	60	106.420	Transition Metal
47	Ag	Silver	61	107.870	Transition Metal
48	Cd	Cadmium	64	112.410	Post-transition Metal
49	In	Indium	66	114.820	Post-transition Metal
50	Sn	Tin	69	118.710	Post-transition Metal

# Example R analysis
elements <- data.frame(
  Name = c("Hydrogen", "Helium", "Lithium", "Beryllium", "Boron"),
  Mass = c(1.008, 4.0026, 6.94, 9.0122, 10.81)
)
print(elements)

##        Name    Mass
## 1  Hydrogen  1.0080
## 2    Helium  4.0026
## 3   Lithium  6.9400
## 4 Beryllium  9.0122
## 5     Boron 10.8100