Carbon group
From Free net encyclopedia
Group | 14 |
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Period | |
2 | Template:Element cell |
3 | Template:Element cell |
4 | Template:Element cell |
5 | Template:Element cell |
6 | Template:Element cell |
7 | Template:Element cell |
The carbon group is group 14 (IUPAC style) in the periodic table. In schools, it is often known as group 4.
Each element in this group has 4 electrons in its outer energy level. In most cases, the elements share their electrons. The tendency to lose electrons increases as the size of the atom increases, as it does with increasing atomic number. Carbon alone forms negative ions, in the form of carbide (C4-) ions. Silicon and germanium, both metalloids, each can form +4 ions.
The group consists of carbon (C), silicon (Si), germanium (Ge), tin (Sn), lead (Pb), and ununquadium (Uuq).
Nonmetals | Metalloids | Poor metals | atomic number in Template:Element color/Solid are solids | solid borders are primordial elements (older than the Earth) | dotted borders are radioactive, synthetic elements |
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