Group 1 Alkali Metal data					RETURN to s block notes or click BACK<==				updated Jan 27th 2008
					EMAIL query-comment s block graphs				Advanced chemistry INDEX
atomic	name	melting	melting	boiling	boiling	atomic	ionic	ionisation
number	of	point	point	point	point	radius	radius	energy 1st	Pauling
symbol	element	deg. C	K	deg C	K	pm	M+ (pm)	kJ/mol	electronegativity	Period
3 Li	lithium	181	454	1347	1620	152	78	513	0.98	2
11 Na	sodium	98	371	883	1156	186	98	496	0.93	3
19 K	potassium	64	337	774	1047	231	133	419	0.82	4
37 Rb	rubidium	39	312	688	961	244	149	403	0.82	5
55 Cs	caesium	29	302	679	952	262	165	376	0.79	6
87 Fr	francium	27	300	677	950	270	180	400	0.70	7
The data for francium is less certain compared to the other Gp1 elements.
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Group 2 Alkaline Earth Metal data
atomic	name	melting	melting	boiling	boiling	atomic	ionic	ionisation
number	of	point	point	point	point	radius	radius	energy 1st	Pauling
symbol	element	deg. C	K	deg C	K	pm	M2+ (pm)	kJ/mol	electronegativity	period
4 Be	beryllium	1278	1551	2970	3243	111	34	900	1.57	2
12 Mg	magnesium	649	922	1090	1363	160	78	738	1.31	3
20 Ca	calcium	839	1112	1484	1757	197	106	590	1.00	4
38 Sr	strontium	769	1042	1384	1657	215	127	550	0.95	5
56 Ba	barium	729	1002	1637	1910	217	143	503	0.89	6
88 Ra	radium	700	973	1140	1413	223	152	509	0.89	7
The data for radium is less certain compared to the other Gp2 elements.
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