Unhexennium 169

Atomic No. Order:

Alphabetic Order:

Periodic Table

2,8,18,32,50,

32,18, 8, 1

H
1

Li
3

Na
11

K
19

Rb
37

Cs
55

Fr
87

Uue
119

Uhe
169

Bue
219

Unhexennium

Symbol

Uhe
Eka-Ununennium, eka-Uue
alkali metal

Atomic Number

169

Relative Atomic Mass
¹²C = 12.0000

[ - ]

Significant Atomic Mass

466
Neutrons 297

Atomic Radius pm

First Ionisation Energy
kJ mol ^-1

Ionization energy (eV)

Electronegativity

Density kg m ^-3

Molar Volume cm ³

Thermal Conductivity
W m ^-1 K ^-1

Melting Point

Boiling Point

Melting Point

Boiling Point

Number of Isotopes

Inner + outer Shells

= 9

Inner + outer Orbitals

110

= 169

Filling Orbital

9s ¹

Ground State Electron Configuration

[ Uho ]

9s ¹

Ground State Electron Configuration with
free Orbitals (n=49)

0, 0,0,0,0, 18, 14, 10, 7

Ground State Electron Configuration with compressed Orbitals (n=352)

0,0,0,0,0, 22, 66, 110, 154

Singularity

570

110

352

	s		p	d	f	g	h	i	j	k
1	2
2	2		6
3	2		6	10
4	2		6	10	14
5	2		6	10	14	18
6	2		6	10	14	18	22
7	2		6	10	14	18	22	26
8	2		6	10	14	18	22	26	30
9	1	1	6	10	14	18	22	26	30	34
10

Term Symbol

²S _1/2

Discovery

Name Derived From

IUPAC

APSIDIUM	Created:		2002-10-06		169.pdf
	Page update:		2005-09-23		169.pdf