Element 64 - Gadolinium / Gadolinium

(Latin / English)

Mass Number

Atomic Mass

% Abundance

Nuclear Spin

152 *

151.9198

0.20

0

153 *

152.9217

0

3/2-

154

153.9209

2.18

0

155

154.9226

14.80

3/2-

156

155.9221

20.47

0

157

156.9240

13.65

3/2-

158

157.9241

24.84

0

160

159.9270

21.86

0

(* = unstable isotope)

Mass Number	Atomic Mass	% Abundance	Nuclear Spin
152 *	151.9198	0.20	0
153 *	152.9217	0	3/2-
154	153.9209	2.18	0
155	154.9226	14.80	3/2-
156	155.9221	20.47	0
157	156.9240	13.65	3/2-
158	157.9241	24.84	0
160	159.9270	21.86	0

Electron Configuration:

[Xe] 4f⁷ 5d¹ 6s²

Relative Atomic Mass:

157.97

State (25°C, 1 atm):

solid, metal

Density:

7900 kg/m³

Melting Temperature:

1586 K

Boiling Temperature:

3539 K

Electron Configuration:	[Xe] 4f⁷ 5d¹ 6s²
Relative Atomic Mass:	157.97
State (25°C, 1 atm):	solid, metal
Density:	7900 kg/m³
Melting Temperature:	1586 K
Boiling Temperature:	3539 K