1. Letak unsur dan konfigurasi elektron yang tepat untuk unsur 19X adalah…(nomor atom Ar = 18)
Sistem Periodik Unsur

Quiz
•
Chemistry
•
10th Grade
•
Medium
Romen Purba
Used 31+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A. Periode 4, golongan IA, [Ar] 4s1
B. Periode 1, golongan IB, [Ar] 4d1
C. Periode 1, golongan IIA, [Ar] 4s2
D. Periode 2, golongan IIB, [Ar] 4d2
E. Periode 3, golongan IVA, [Ar] 4s2 3d2
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Letak unsur X dengan nomor atom 26 dan nomor massa 56 dalam sistem periodik unsur terletak pada golongan dan periode…
A. IIA dan 6
B. VIB dan 3
C. VIB dan 4
D. VIIIB dan 3
E. VIIIB dan 4
3.
MULTIPLE SELECT QUESTION
1 min • 1 pt
Konfigurasi elektron dari unsur P adalah… (nomor atom Ne = 10, Ar = 18)
[Ne] 3s1
[Ne] 4s1
2,8,1
2,8,2
4.
MULTIPLE SELECT QUESTION
1 min • 1 pt
Di antara unsur-unsur
12P, 16Q, 20R, 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
5.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Unsur X mengandung 11 elektron sehingga memiliki konfigurasi elektron …
6.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Deret bilangan kuantum yang sesuai untuk elektron terakhir pada orbital 3d5 adalah …
7.
MULTIPLE CHOICE QUESTION
1 min • Ungraded
Konfigurasi elektron untuk unsur 24Cr adalah…
1s2 2s2 2p6 3s2 3p6 4s2 3d4
1s2 2s2 2p6 3s2 3p6 4s1 3d5
2, 8, 8,6
2,18,4
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