Letak unsur dan konfigurasi elektron yang tepat untuk unsur 19X adalah… (nomor atom Ar = 18)

Latihan soal Sistem Periodik Unsur

Flashcard
•
Chemistry
•
10th Grade
•
Hard
Nyoman Sulatra
FREE Resource
Student preview

30 questions
Show all answers
1.
FLASHCARD QUESTION
Front
Back
Periode 4 golongan IA [Ar] 4s1
2.
FLASHCARD QUESTION
Front
Harga keempat bilangan kuantum elektron terakhir dari atom 16S adalah…
Options: n = 2, l = 0, m = 0, s = -1/2; n = 3, l = 1, m = -1, s = -1/2; n = 3, l = 1, m = 0, s = +1/2; n = 3, l = 1, m = +1, s = +1/2; n = 2, l = 1, m = 0, s = +1/2
Back
n = 3, l = 1, m = -1, s = -1/2
3.
FLASHCARD QUESTION
Front
Letak unsur X dengan nomor atom 26 dan nomor massa 56 dalam sistem periodik unsur terletak pada golongan dan periode…
Back
VIIIB dan 4
4.
FLASHCARD QUESTION
Front
Berapakah? Jumlah Teori perkembangan Sistem periodik unsur
Back
5
5.
FLASHCARD QUESTION
Front
Kalium mempunyai nomor atom 19 dan nomor massa 39. Jumlah elektron pada ion kalium adalah…
Back
19
6.
FLASHCARD QUESTION
Front
Unsur Yang berada dalam 1 kolom dari atas sampai kebawah disebut...
Back
Golongan
7.
FLASHCARD QUESTION
Front
Konfigurasi elektron X2- dari suatu unsur 16X adalah…
Back
1s2 2s2 2p6 3s2 3p6
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