Periodická Tabulka
By ChemicalAid
ChemicalAid PTable
Elements
Element List
Element Charts
Future Elements
Calculators
Chemical Equation Balancer
Electron Configuration Calculator
Valence Electron Calculator
Practice
Flashcards
Fun
Chemistry Jokes
Element Word Speller
Chemistry Emojis
untriennium ‹
Ute ‹
unquadnilium
› unquadunium
› Uqu
unquadnilium (Uqn)
hypothetical chemical element with the atomic number 140.
Atomové Číslo
140
Chemická Značka
Uqn
proton
140
elektron
140
elektronová konfigurace
1s
2
2s
2
2p
6
3s
2
3p
6
4s
2
3d
10
4p
6
5s
2
4d
10
5p
6
6s
2
4f
14
5d
10
6p
6
7s
2
5f
14
6d
10
7p
6
8s
2
5g
18
6f
2
Elektronový obal
2, 8, 18, 32, 50, 20, 8, 2
unquadnilium
identifikátor
identifikátor Freebase
/m/0nbdnd9
číslo CAS
61969-73-1