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

Quiz
•
Chemistry
•
10th Grade
•
Hard
Sefty Laila
Used 8+ times
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Periode 4, golongan IA, [Ar] 4s1
Periode 1, golongan IB, [Ar] 4d1
Periode 1, golongan IIA, [Ar] 4s2
Periode 2, golongan IIB, [Ar] 4d2
Periode 3, golongan IVA, [Ar] 4s2 3d2
2.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Konfigurasi elektron yang benar untuk 24 Cr adalah...
1s2 2s2 2p6 3s2 3p6 4s2 3d4
1s2 2s2 2p6 3s2 3p6 3d4 4s2
1s2 2s2 2p6 3s2 3p6 4s2 3d4
1s2 2s2 2p6 3s2 3p6 4s1 3d5
1s2 2s2 2p6 3s2 3p6 3d2 4f6
3.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Letak unsur X dengan nomor atom 26 dan nomor massa 56 dalam sistem periodik unsur terletak pada golongan dan periode…
IIA dan 6
VIB dan 3
VIB dan 4
VIIIB dan 3
VIIIB dan 4
4.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Unsur 16T dalam sistem periodik unsur terletak pada golongan dan periode berturut-turut…
IVA, periode 3
VA, periode 2
VIA, periode 3
VIIA, periode 3
IVB, periode 2
5.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Diagram orbital yang paling tepat untuk elektron terakhir dari unsur X adalah… (nomor atom Ar = 18, Kr = 36, Ne = 10)
6.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Konfigurasi elektron dari unsur X adalah sebagai berikut
Unsur tersebut terletak pada…
golongan IIIA periode 5
golongan VA periode 5
golongan VA periode 3
golongan IIIA periode 4
golongan VIA periode 5
7.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Di antara unsur-unsur
12P, 16Q, 19R, 34S, 53T
yang terletak pada golongan yang sama dalam sistem periodik unsur adalah…
P dan Q
P dan R
S dan T
Q dan S
R dan T
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