Ionization Energy of all Elements (With Periodic table Chart)

ionization energy chart periodic table

Ionization energy of all the elements of periodic table is mentioned in the above image.

Note: The ionization energy is measured in joules (J) or electron volts (eV). The values mentioned in the above periodic table is the First Ionization energy and are given in electron volts (eV).

The first ionization energy, second ionization energy as well as third ionization energy of the elements are given in this chart below.

Ionization Energy Chart of All Elements of Periodic Table

Atomic no. Element First, Second and Third Ionization Energy (eV)
First Ionization Energy Second Ionization Energy Third Ionization Energy
1Ionization energy of Hydrogen (H)13.59 eV
2Ionization energy of Helium (He)24.58 eV54.41 eV
3Ionization energy of Lithium (Li)5.39 eV75.64 eV122.45 eV
4Ionization energy of Beryllium (Be)9.32 eV18.21 eV153.89 eV
5Ionization energy of Boron (B)8.29 eV25.15 eV37.93 eV
6Ionization energy of Carbon (C)11.26 eV24.38 eV47.88 eV
7Ionization energy of Nitrogen (N)14.53 eV29.60 eV47.44 eV
8Ionization energy of Oxygen (O)13.61 eV35.11 eV54.93 eV
9Ionization energy of Fluorine (F)17.42 eV34.97 eV62.70 eV
10Ionization energy of Neon (Ne)21.56 eV40.96 eV63.45 eV
11Ionization energy of Sodium (Na)5.13 eV47.28 eV71.62 eV
12Ionization energy of Magnesium (Mg)7.64 eV15.03 eV80.14 eV
13Ionization energy of Aluminum (Al)5.98 eV18.82 eV28.44 eV
14Ionization energy of Silicon (Si)8.15 eV16.34 eV33.49 eV
15Ionization energy of Phosphorus (P)10.48 eV19.76 eV30.20 eV
16Ionization energy of Sulfur (S)10.36 eV23.33 eV34.79 eV
17Ionization energy of Chlorine (Cl)12.96 eV23.81 eV39.61 eV
18Ionization energy of Argon (Ar)15.75 eV27.62 eV40.74 eV
19Ionization energy of Potassium (K)4.34 eV31.63 eV45.80 eV
20Ionization energy of Calcium (Ca)6.11 eV11.87 eV50.91 eV
21Ionization energy of Scandium (Sc)6.56 eV12.79 eV24.75 eV
22Ionization energy of Titanium (Ti)6.82 eV13.57 eV27.49 eV
23Ionization energy of Vanadium (V)6.74 eV14.66 eV29.31 eV
24Ionization energy of Chromium (Cr)6.76 eV16.48 eV30.96 eV
25Ionization energy of Manganese (Mn)7.43 eV15.63 eV33.66 eV
26Ionization energy of Iron (Fe)7.90 eV16.18 eV30.65 eV
27Ionization energy of Cobalt (Co)7.88 eV17.08 eV33.50 eV
28Ionization energy of Nickel (Ni)7.63 eV18.16 eV35.19 eV
29Ionization energy of Copper (Cu)7.72 eV20.29 eV36.84 eV
30Ionization energy of Zinc (Zn)9.39 eV17.96 eV39.72 eV
31Ionization energy of Gallium (Ga)5.99 eV20.51 eV30.71 eV
32Ionization energy of Germanium (Ge)7.89 eV15.93 eV34.22 eV
33Ionization energy of Arsenic (As)9.78 eV18.63 eV28.35 eV
34Ionization energy of Selenium (Se)9.75 eV21.19 eV30.82 eV
35Ionization energy of Bromine (Br)11.81 eV21.8 eV36 eV
36Ionization energy of Krypton (Kr)13.99 eV24.35 eV36.95 eV
37Ionization energy of Rubidium (Rb)4.17 eV27.28 eV40 eV
38Ionization energy of Strontium (Sr)5.69 eV11.03 eV42.89 eV
39Ionization energy of Yttrium (Y)6.21 eV12.24 eV20.52 eV
40Ionization energy of Zirconium (Zr)6.63 eV13.13 eV22.99 eV
41Ionization energy of Niobium (Nb)6.75 eV14.32 eV25.04 eV
42Ionization energy of Molybdenum (Mo)7.09 eV16.16 eV27.13 eV
43Ionization energy of Technetium (Tc)7.28 eV15.26 eV29.54 eV
44Ionization energy of Ruthenium (Ru)7.36 eV16.76 eV28.47 eV
45Ionization energy of Rhodium (Rh)7.45 eV18.08 eV31.06 eV
46Ionization energy of Palladium (Pd)8.33 eV19.43 eV32.93 eV
47Ionization energy of Silver (Ag)7.57 eV21.49 eV34.83 eV
48Ionization energy of Cadmium (Cd)8.99 eV16.90 eV37.48 eV
49Ionization energy of Indium (In)5.78 eV18.86 eV28.03 eV
50Ionization energy of Tin (Sn)7.34 eV14.63 eV30.50 eV
51Ionization energy of Antimony (Sb)8.60 eV16.53 eV25.3 eV
52Ionization energy of Tellurium (Te)9 eV18.6 eV27.96 eV
53Ionization energy of Iodine (I)10.45 eV19.13 eV33 eV
54Ionization energy of Xenon (Xe)12.12 eV21.20 eV32.12 eV
55Ionization energy of Caesium (Cs)3.89 eV23.15 eV
56Ionization energy of Barium (Ba)5.21 eV10 eV
57Ionization energy of Lanthanum5.57 eV11.06 eV19.17 eV
58Ionization energy of Cerium (Ce)5.53 eV10.85 eV20.19 eV
59Ionization energy of Praseodymium (Pr)5.47 eV10.55 eV21.62 eV
60Ionization energy of Neodymium (Nd)5.52 eV10.73 eV22.21 eV
61Ionization energy of Promethium (Pm)5.58 eV10.9 eV22.3 eV
62Ionization energy of Samarium (Sm)5.64 eV11.07 eV23.4 eV
63Ionization energy of Europium (Eu)5.67 eV11.24 eV24.92 eV
64Ionization energy of Gadolinium (Gd)6.15 eV12.09 eV20.63 eV
65Ionization energy of Terbium (Tb)5.86 eV11.52 eV21.91 eV
66Ionization energy of Dysprosium (Dy)5.93 eV11.67 eV22.8 eV
67Ionization energy of Holmium (Ho)6.02 eV11.80 eV22.84 eV
68Ionization energy of Erbium (Er)6.10 eV11.93 eV22.74 eV
69Ionization energy of Thulium (Tm)6.18 eV12.05 eV23.63 eV
70Ionization energy of Ytterbium (Yb)6.25 eV12.17 eV25.05 eV
71Ionization energy of Lutetium (Lu)5.42 eV13.9 eV20.95 eV
72Ionization energy of Hafnium (Hf)6.82 eV14.9 eV23.3 eV
73Ionization energy of Tantalum (Ta)7.54 eV
74Ionization energy of Tungsten (W)7.86 eV
75Ionization energy of Rhenium (Re)7.83 eV
76Ionization energy of Osmium (Os)8.43 eV
77Ionization energy of Iridium (Ir)8.96 eV
78Ionization energy of Platinum (Pt)8.95 eV18.56 eV28 eV
79Ionization energy of Gold (Au)9.22 eV20.5 eV30 eV
80Ionization energy of Mercury (Hg)10.43 v18.75 eV34.2 eV
81Ionization energy of Thallium (Tl)6.10 eV20.42 eV29.83 eV
82Ionization energy of Lead (Pb)7.41 eV15.03 eV1.93 eV
83Ionization energy of Bismuth (Bi)7.28 eV16.69 eV25.56 eV
84Ionization energy of Polonium (Po)8.41 eV
85Ionization energy of Astatine (At)9.31 eV
86Ionization energy of Radon (Rn)10.74 eV
87Ionization energy of Francium (Fr)4.07 eV
88Ionization energy of Radium (Ra)5.27 eV10.14 eV
89Ionization energy of Actinium (Ac)5.17 eV12.1 eV
90Ionization energy of Thorium (Th)6.30 eV11.5 eV20 eV
91Ionization energy of Protactinium (Pa)5.89 eV
92Ionization energy of Uranium (U)6.19 eV
93Ionization energy of Neptunium (Np)6.26 eV
94Ionization energy of Plutonium (Pu)6.02 eV
95Ionization energy of Americium (Am)5.97 eV
96Ionization energy of Curium (Cm)5.99 eV
97Ionization energy of Berkelium (Bk)6.19 eV
98Ionization energy of Californium (Cf)6.28 eV
99Ionization energy of Einsteinium (Es)6.42 eV
100Ionization energy of Fermium (Fm)6.50 v
101Ionization energy of Mendelevium (Md)6.58 eV
102Ionization energy of Nobelium (No)6.65 eV
103Ionization energy of Lawrencium (Lr)4.9 eV
104Ionization energy of Rutherfordium (Rf)6 eV
105Ionization energy of Dubnium (Db)
106Ionization energy of Seaborgium (Sg)
107Ionization energy of Bohrium (Bh)
108Ionization energy of Hassium (Hs)
109Ionization energy of Meitnerium (Mt)
110Ionization energy of Darmstadtium (Ds)
111Ionization energy of Roentgenium (Rg)
112Ionization energy of Copernicium (Cn)
113Ionization energy of Nihonium (Nh)
114Ionization energy of Flerovium (Fl)
115Ionization energy of Moscovium (Mc)
116Ionization energy of Livermorium (Lv)
117Ionization energy of Tennessine (Ts)
118Ionization energy of Oganesson (Og)

NIST atomic spectra database
Ionization energy data wikipedia

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