Konfigurasi elektron unsur X dengan nomor atom 20 adalah .......

UH struktur atom

Quiz
•
Sholihatin Tin
•
Chemistry
•
1st Grade
•
28 plays
•
Medium
30 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
2)8)8)2
2)8)10
2)8)9)1
2)9)9
2)10)8
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Dalam Ilmu Kimia, model atom mengalami perkembangan dari masa ke masa mulai dari Demokritus, Dalton, JJ Thomson, Rutherford, Niels Bohr sampai dengan Mekanika gelombang yang dikembangkan oleh Schrodinger dan Heisenberg. Model atom berikut yang merupakan model atom Thomson adalah....
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Golongan II A periode 3
Golongan IV A periode 3
Golongan V A periode 3
Golongan VI A periode 3
Golongan VIII A periode 3
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Atom –atom di bawah ini memiliki kecenderungan memiliki muatan ion –1 , kecuali ....
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Suatu atom memiliki konfigurasi eletron 2 8 18 8 1 dan mempunyai neutron sebanyak 48. Berdasarkan fakta tersebut, pernyataan yang benar adalah bahwa unsur tersebut mempunyai ....
nomor massa 48 dan nomor atom 37
nomor massa 37 dan nomor atom 48
nomor massa 85 dan nomor atom 37
nomor massa 85 dan nomor atom 48
nomor massa 96 dan nomor atom 85
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Elektron dalam suatu atom berada dalam kulit-kulit elektron dengan jumlah tertentu, sesuai dengan tingkat energinya. Unsur-unsur di bawah ini mempunyai jumlah elektron valensi sama, kecuali ....
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
isotop
isobar
isoton
isoelektron
isomer
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