Template:Infobox periodic table group/testcases

Noble gases
Name by element	helium group or; neon group
Trivial name	Noble gases, aerogens
CAS group number; (US, pattern A-B-A)	VIIIA
old IUPAC number; (Europe, pattern A-B)	0
↓ Period
1	Helium (He); 2
2	Neon (Ne); 10
3	Argon (Ar); 18
4	Krypton (Kr); 36
5	Xenon (Xe); 54
6	Radon (Rn); 86
	primordial element
	element by radioactive decay
	Atomic number color: red=gas
	v; t; e;

Carbon group (group 14)
Name by element	carbon group
Trivial name	tetrels
CAS group number; (US, pattern A-B-A)	IVA
old IUPAC number; (Europe, pattern A-B)	IVB
↓ Period
2	Carbon (C); 6 Reactive nonmetal
3	Silicon (Si); 14 Metalloid
4	Germanium (Ge); 32 Metalloid
5	Tin (Sn); 50 Post-transition metal
6	Lead (Pb); 82 Post-transition metal
7	Flerovium (Fl); 114 Unknown chemical properties
	primordial element
	synthetic element
	Atomic number color:
	black=solid
	v; t; e;

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Data sets read by {{Infobox element}}
Name and identifiers	view edit
Symbol etymology (11 non-trivial)	view edit
Top image (caption, alt)	view edit
Pronunciation	view edit
Allotropes (overview)	view edit
Group (overview)	view edit
Period (overview)	view edit
Block (overview)	view edit
Natural occurrence	view edit
Phase at STP	view edit
Oxidation states	view edit
Spectral lines image	view edit
Electron configuration (cmt, ref)	view edit
Isotopes
Standard atomic weight	view edit
most stable isotope	view edit
Wikidata
Wikidata *	view edit
* Not used in {{Infobox element}} (2023-01-01) See also {{Index of data sets}} · Cat:data sets (46) · (this table: v )

This list:

Group 1 (AM)

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nice table


Electron configurations of the group 5 elements
Z	Element	No. of electrons/shell	Electron configuration
23	V, vanadium	2, 8, 11, 2	[Ar] 3d³ 4s²
41	Nb, niobium	2, 8, 18, 12, 1	[Kr] 4d⁴ 5s¹
74	Ta, tantalum	2, 8, 18, 32, 11, 2	[Xe] 4f¹⁴ 5d³ 6s²
105	Db, dubnium	2, 8, 18, 32, 32, 11, 2	[Rn] 5f¹⁴ 6d³ 7s²