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Metalloid Elements
Metalloid Elements
Metals On The Periodic Table

Oganesson (Og), a transuranium element that occupies position 118 in the periodic table and is one of the noble gases.Oganesson is a synthetic element, and in 1999 scientists at Lawrence Berkeley National Laboratory in Berkeley, California, announced the production of atoms of oganesson as a result of the bombardment of lead-208 with atoms of krypton-86.

A metalloid or semimetal is a chemical element. Metalloids are elements that have the properties of both metal and non-metal elements. It might be shiny, but brittle. It might be dull, but conducts electricity.

Mar 02, 2020 This is a list of the elements considered to be the metalloid or semimetal elements. It also contains a periodic table highlighting the metalloids and their common properties. List of Nonmetals This is a list of all the nonmetal elements, their location on the periodic table and the properties of a nonmetal. Science Projects.
There are multiple ways of grouping the elements, but they are commonly divided into metals, semimetals (metalloids), and nonmetals. You'll find more specific groups, like transition metals, rare earths, alkali metals, alkaline earth, halogens, and noble gasses.

The most common semimetal is silicon. Silicon has electrical conductivity between metals and nonmetals. It is a semiconductor.

Group

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

Period

1

1
H

2
He

2

3
Li

4
Be

5
B

6
C

7
N

8
O

9
F

10
Ne

3

11
Na

12
Mg

13
Al

14
Si

15
P

16
S

17
Cl

18
Ar

4

19
K

20
Ca

21
Sc

22
Ti

23
V

24
Cr

25
Mn

26
Fe

27
Co

28
Ni

29
Cu

30
Zn

31
Ga

32
Ge

33
As

34
Se

35
Br

36
Kr

5

37
Rb

38
Sr

39
Y

40
Zr

41
Nb

42
Mo

43
Tc

44
Ru

45
Rh

46
Pd

47
Ag

48
Cd

49
In

50
Sn

51
Sb

52
Te

53
I

54
Xe

6

55
Cs

56
Ba

*

71
Lu

72
Hf

73
Ta

74
W

75
Re

76
Os

77
Ir

78
Pt

79
Au

80
Hg

81
Tl

82
Pb

83
Bi

84
Po

85
At

86
Rn

7

87
Fr

88
Ra

*
*

103
Lr

104
Rf

105
Db

106
Sg

107
Bh

108
Hs

109
Mt

110
Ds

111
Rg

112
Cn

113
Nh

114
Fl

115
Mc

116
Lv

117
Ts

118
Og

* Lanthanides

57
La

58
Ce

59
Pr

60
Nd

61
Pm

62
Sm

63
Eu

64
Gd

65
Tb

66
Dy

67
Ho

68
Er

69
Tm

70
Yb

** Actinides

89
Ac

90
Th

91
Pa

92
U

93
Np

94
Pu

95
Am

96
Cm

97
Bk

98
Cf

99
Es

100
Fm

101
Md

102
No

Key
Metals	Metalloids	Nonmetals

An approximate way to classify metalloids is to look at the Periodic Table of elements. See the double diagonal line: top left Boron and Aluminium, bottom right Polonium and Astatine. Those diagonals are the metalloids. Some metalloids are not semimetals, and some semimetals are not metalloids.

Gallery[change | change source]

Antimony, a semimetal, can be found naturally in the earth.
Arsenic is another semimetal that is very toxic.
Tellurium in a bottle. Tellurium sometimes is found naturally.
Germanium in a tube. Germanium can be used to make semiconductors. Create an env file. Silicon is used more.
Silicon crystal. Silicon is used to make semiconductors.
Boron in a tube. Boron is very hard.