
The alkaline earth metals in the periodic table include the six chemical elements: beryllium (Be), magnesium (Mg), calcium (Ca), strontium (Sr), barium (Ba), and radium (Ra). All alkaline earth metals have two valence electrons. These elements are in group 2 of the periodic table, and they are the second most reactive metals, after alkali metals.
group | ⇨ | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 |
period | ⇩ | ||||||||||||||||||
1 | 1 H ![]() Hydrogen |
2 He ![]() Helium |
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2 | 3 Li ![]() Lithium |
4 Be ![]() Beryllium |
5 B ![]() Boron |
6 C ![]() Carbon |
7 N ![]() Nitrogen |
8 O ![]() Oxygen |
9 F ![]() Fluorine |
10 Ne ![]() Neon |
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3 | 11 Na ![]() Sodium |
12 Mg ![]() Magnesium |
13 Al ![]() Aluminium |
14 Si ![]() Silicon |
15 P ![]() Phosphorus |
16 S ![]() Sulfur |
17 Cl ![]() Chlorine |
18 Ar ![]() Argon |
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4 | 19 K ![]() Potassium |
20 Ca ![]() Calcium |
21 Sc ![]() Scandium |
22 Ti ![]() Titanium |
23 V ![]() Vanadium |
24 Cr ![]() Chromium |
25 Mn ![]() Manganese |
26 Fe ![]() Iron |
27 Co ![]() Cobalt |
28 Ni ![]() Nickel |
29 Cu ![]() Copper |
30 Zn ![]() Zinc |
31 Ga ![]() Gallium |
32 Ge ![]() Germanium |
33 As ![]() Arsenic |
34 Se ![]() Selenium |
35 Br ![]() Bromine |
36 Kr ![]() Krypton |
|
5 | 37 Rb ![]() Rubidium |
38 Sr ![]() Strontium |
39 Y ![]() Yttrium |
40 Zr ![]() Zirconium |
41 Nb ![]() Niobium |
42 Mo ![]() Molybdenum |
43 Tc ![]() Technetium |
44 Ru ![]() Ruthenium |
45 Rh ![]() Rhodium |
46 Pd ![]() Palladium |
47 Ag ![]() Silver |
48 Cd ![]() Cadmium |
49 In ![]() Indium |
50 Sn ![]() Tin |
51 Sb ![]() Antimony |
52 Te ![]() Tellurium |
53 I ![]() Iodine |
54 Xe ![]() Xenon |
|
6 | 55 Cs ![]() Caesium |
56 Ba ![]() Barium |
72 Hf ![]() Hafnium |
73 Ta ![]() Tantalum |
74 W ![]() Tungsten |
75 Re ![]() Rhenium |
76 Os ![]() Osmium |
77 Ir ![]() Iridium |
78 Pt ![]() Platinum |
79 Au ![]() Gold |
80 Hg ![]() Mercury |
81 Tl ![]() Thallium |
82 Pb ![]() Lead |
83 Bi ![]() Bismuth |
84 Po ![]() Polonium |
85 At ![]() Astatine |
86 Rn ![]() Radon |
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7 | 87 Fr ![]() Francium |
88 Ra ![]() Radium |
104 Rf ![]() Rutherfordium |
105 Db ![]() Dubnium |
106 Sg ![]() Seaborgium |
107 Bh ![]() Bohrium |
108 Hs ![]() Hassium |
109 Mt ![]() Meitnerium |
110 Ds ![]() Darmstadtium |
111 Rg ![]() Roentgenium |
112 Cn ![]() Copernicium |
113 Nh ![]() Nihonium |
114 Fl ![]() Flerovium |
115 Mc ![]() Moscovium |
116 Lv ![]() Livermorium |
117 Ts ![]() Tennessine |
118 Og ![]() Oganesson |
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57 La ![]() Lanthanum |
58 Ce ![]() Cerium |
59 Pr ![]() Praseodymium |
60 Nd ![]() Neodymium |
61 Pm ![]() Promethium |
62 Sm ![]() Samarium |
63 Eu ![]() Europium |
64 Gd ![]() Gadolinium |
65 Tb ![]() Terbium |
66 Dy ![]() Dysprosium |
67 Ho ![]() Holmium |
68 Er ![]() Erbium |
69 Tm ![]() Thulium |
70 Yb ![]() Ytterbium |
71 Lu ![]() Lutetium |
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89 Ac ![]() Actinium |
90 Th ![]() Thorium |
91 Pa ![]() Protactinium |
92 U ![]() Uranium |
93 Np ![]() Neptunium |
94 Pu ![]() Plutonium |
95 Am ![]() Americium |
96 Cm ![]() Curium |
97 Bk ![]() Berkelium |
98 Cf ![]() Californium |
99 Es ![]() Einsteinium |
100 Fm ![]() Fermium |
101 Md ![]() Mendelevium |
102 No ![]() Nobelium |
103 Lr ![]() Lawrencium |
– alkaline earth metal |
FAQs on Alkaline Earth Metal
‣ What are alkaline earth metals called? The alkaline earth metals are also known as the group 2 elements. |
‣ Where are the alkaline earth metals? The alkaline earth metals are in the second column of the periodic table, next to the group 1 elements. |
‣ How many alkaline earth metals are known? There are a total of six known alkaline earth metals in the periodic table. |
‣ Which is the most abundant element among alkaline earth metals? The calcium element is the most abundant among all alkaline earth metals. |
‣ Is sodium an alkaline earth metal? Sodium is an alkali metal, not an alkaline earth metal. |
‣ Are alkaline earth metals soft or hard? All the alkaline earth metals are soft. |
‣ Which alkaline earth metal is most metallic? The radium element is the most metallic among all alkaline earth metals. |
‣ Are alkaline earth metals solid, liquid or gas? All alkaline earth metals are solid at room temperature. |
‣ Is mercury an alkaline earth metal? Mercury is a post-transition metal, not an alkaline earth metal. |
‣ Which alkaline earth metal do not react with water? The alkaline earth metal that does not react with water is beryllium (Be). |
‣ Which alkaline earth metal has the highest ionization energy? The beryllium element has the highest ionization energy among all alkaline earth metals. |
‣ Which alkaline earth metal is radioactive? Among all alkaline earth metals, radium is the only radioactive element. |
‣ Which alkaline earth metal has the highest electronegativity? The beryllium element has the highest electronegativity among all alkaline earth metals. |
‣ How many valence electrons are around the alkaline earth metals? All alkaline earth metals have two valence electrons. |
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Related:
Also Read:
- Block
- Group
- Period
- Metals in Periodic Table
- Alkali Metal
- Lanthanide
- Actinide
- Transition Metal
- Post Transition Metal
- Metalloid
- Nonmetal
- Reactive Nonmetal
- Noble Gas
External Links:
- https://www.britannica.com/science/alkaline-earth-metal
- https://en.wikipedia.org/wiki/Alkaline_earth_metal
- https://www.sciencedirect.com/topics/earth-and-planetary-sciences/alkaline-earth-metal
- https://chemistrytalk.org/alkaline-earth-metals-periodic-table/
- https://chem.libretexts.org/Bookshelves/Introductory_Chemistry/Introductory_Chemistry_(CK-12)/06%3A_The_Periodic_Table/6.10%3A_Alkaline_Earth_Metals
- https://www.dictionary.com/browse/alkaline-earth-metal
- https://www.merriam-webster.com/dictionary/alkaline%20earth%20metal
- https://www.thoughtco.com/alkaline-earth-metals-properties-606646