Category
page 1Groups (periodic table)
noble gases
group of chemical elements in column 18 of the periodic table, that tend to be chemically inert and thus form odorless, colorless, monatomic gases with low reactivity; consists of helium, neon, argon, krypton, xenon, radon, and possibly oganesson
halogens
{| class="floatright"
! colspan=2 style="text-align:left;" | ↓ Period
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! 2
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! 3
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! 4
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! 5
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! 6
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! 7
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| colspan="2"|
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Legend
{| style="text-align:center; border:0;margin: 0 auto"
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| style="border: ; background:; padding:0 2px;" |primordial element
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| style="border: ; background:;" |element from decay
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| style="border:; background:;" | Synthetic
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alkali metal
group of chemical elements
alkaline earth metal
group of chemical elements
group
set of chemical elements with common periodic properties, appearing as column in the periodic table
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group 16
{| class="floatright"
! colspan=2 style="text-align:left;" | ↓ Period
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| 2
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! 3
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! 4
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! 5
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! 6
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! 7
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| colspan="2"|
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Legend
{| style="text-align:center; border:0; margin: 0 auto"
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| style="border:; background:;" | primordial element
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| style="border:; background:; padding:0 2px;" | naturally occurring by radioactive decay
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| style="border:; background:;" | synthetic element
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group 15
{| class="floatright"
! colspan=2 style="text-align:left;" | ↓ Period
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! 2
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! 3
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! 4
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! 5
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! 6
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! 7
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| colspan="2"|
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Legend
{| style="text-align:center; border:0; margin: 0 auto"
|-
| style="border:; background:; padding:0 2px;" | primordial element
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| style="border:; background:; padding:0 2px;" | synthetic element
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| Atomic number color:red=gas, black=solid
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|}
group 14
group of chemical elements
group 3
group of chemical elements
group 4
group of chemical elements
group 5
group of chemical elements
group 11
Group 11 elements (Copper group)
group 6
group of chemical elements
group 13
group of chemical elements
group 12
group of chemical elements
group 8
group of chemical elements
group 10
group of chemical elements
group 7
group of chemical elements
group 9
group of chemical elements