Li Periodic Table

Periodic Table of Elements

A Resource for Elementary, Middle School, and High School Students

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The alkali metals form Group I of the periodic table. Their name refers to the alkaline substances that form when these elements react with water. The most common of these elements are sodium and potassium. Rubidium, lithium, and cesium are more rare, making up, in order, 0.03, 0.007, and 0.0007 percent of the Earth’s crust. Interactive periodic table showing names, electrons, and oxidation states. Visualize trends, 3D orbitals, isotopes, and mix compounds. Fully descriptive writeups. Periodic table of chemical elements with pictures and detailed chemical properties for each. 3 Li 6.9412: 4 Be 9.0121: 5 B 10.811: 6 C 12.010: 7 N 14.006: 8 O 15. Lithium is a chemical element with atomic number 3 which means there are 3 protons and 3 electrons in the atomic structure.

Group123456789101112131415161718
Period
11
H
1.008
2
He
4.003
23
Li
6.94
4
Be
9.012
5
B
10.81
6
C
12.01
7
N
14.01
8
O
16.00
9
F
19.00
10
Ne
20.18
311
Na
22.99
12
Mg
24.31
13
Al
26.98
14
Si
28.09
15
P
30.97
16
S
32.06
17
Cl
35.45
18
Ar
39.95
419
K
39.10
20
Ca
40.08
21
Sc
44.96
22
Ti
47.88
23
V
50.94
24
Cr
52.00
25
Mn
54.94
26
Fe
55.85
27
Co
58.93
28
Ni
58.69
29
Cu
63.55
30
Zn
65.39
31
Ga
69.72
32
Ge
72.64
33
As
74.92
34
Se
78.96
35
Br
79.90
36
Kr
83.79
537
Rb
85.47
38
Sr
87.62
39
Y
88.91
40
Zr
91.22
41
Nb
92.91
42
Mo
95.96
43
Tc
(98)
44
Ru
101.1
45
Rh
102.9
46
Pd
106.4
47
Ag
107.9
48
Cd
112.4
49
In
114.8
50
Sn
118.7
51
Sb
121.8
52
Te
127.6
53
I
126.9
54
Xe
131.3
655
Cs
132.9
56
Ba
137.3
*72
Hf
178.5
73
Ta
180.9
74
W
183.9
75
Re
186.2
76
Os
190.2
77
Ir
192.2
78
Pt
195.1
79
Au
197.0
80
Hg
200.5
81
Tl
204.38
82
Pb
207.2
83
Bi
209.0
84
Po
(209)
85
At
(210)
86
Rn
(222)
787
Fr
(223)
88
Ra
(226)
**104
Rf
(267)
105
Db
(268)
106
Sg
(269)
107
Bh
(270)
108
Hs
(277)
109
Mt
(278)
110
Ds
(281)
111
Rg
(282)
112
Cn
(285)
113
Nh
(286)
114
Fl
(289)
115
Mc
(289)
116
Lv
(293)
117
Ts
(294)
118
Og
(294)

Lanthanide Series*57
La
138.9
58
Ce
140.1
59
Pr
140.9
60
Nd
144.2
61
Pm
(145)
62
Sm
150.4
63
Eu
152.0
64
Gd
157.2
65
Tb
158.9
66
Dy
162.5
67
Ho
164.9
68
Er
167.3
69
Tm
168.9
70
Yb
173.0
71
Lu
175.0
Actinide Series**89
Ac
(227)
90
Th
232
91
Pa
231
92
U
238
93
Np
(237)
94
Pu
(244)
95
Am
(243)
96
Cm
(247)
97
Bk
(247)
98
Cf
(251)
99
Es
(252)
100
Fm
(257)
101
Md
(258)
102
No
(259)
103
Lr
(262)

Alkali metalsLanthanides
Alkaline earth metalsActinides
Transition metalsNonmetals
Post-transition metalsHalogens
MetalloidNoble gases

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Lithium: isolation

Isolation: lithium would not normally be made in the laboratory as it is so readily available commercially. All syntheses require an electrolytic step as it is so difficult to add an electron to the poorly electronegative lithium ion Li+.

Li Periodic Table Element

The ore spodumene, LiAl(SiO3)2, is the most important commercial ore containing lithium. The α form is first converted into the softer β form by heating to around 1100°C. This is mixed carefully with hot sulphuric acid and extracted into water to form lithium sulphate, Li2SO4, solution. The sulphate is washed with sodium carbonate, Na2CO3, to form a precipitate of the relatively insoluble lithium carbonate, Li2CO3.

PubChem

Li2SO4 + Na2CO3 → Na2SO4 + Li2CO3 (solid)

Reaction of lithium carbonate with HCl then provides lithium chloride, LiCl.

Li2CO3 + 2HCl → 2LiCl + CO2 +H2O

Lithium chloride has a high melting point (> 600°C) meaning that it sould be expensive to melt it in order to carry out the electrolysis. However a mixture of LiCl (55%) and KCl (45%) melts at about 430°C and so much less energy and so expense is required for the electrolysis.

Lithium Periodic Table Square

cathode: Li+(l) + e- → Li (l)

What Is Lithium

anode: Cl-(l) → 1/2Cl2 (g) + e-