
Latihan Soal PTS

Quiz
•
Chemistry
•
11th Grade
•
Medium
Edi Kurniawan
Used 1+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Spesi yang mempunyai jumlah elektron sama dengan 32S16 adalah …
3517Cl-
3216S+
4018Ar2+
3216S2-
2713Al3+
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Electron terakhir suatu unsur mempunyai bilangan kuantum n = 3, ℓ = 1, m = 0, dan s = +1/2. Salah satu isotop unsur itu mempunyai neutron = 15. Nomor massa isotop tersebut adalah …
23
25
27
29
31
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Unsur X dan Y dengan konfigurasi elektron berturut-turut:
X : 1s2 2s2 2p6 3s2 3p6 4s2 3d5
Y : 1s2 2s2 2p6 3s2 3p6 4s2 3d10
Terdapat dalam
Golongan VII A
Golongan II A
Golongan II B
Periode 3
Periode 4
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Bagi unsur dengan dengan konfigurasi elektron 1s2 2s2 2p6 3s2 3p6 4s1 3d7 berlaku pernyataan bahwa unsur tersebut …
Mempunyai nomor atom 27
Terletak pada periode 3
Mempunyai 3 elektron tidak berpasangan
Termasuk dalam golongan alkali tanah (II A)
Konfigurasi yang tepat adalah 1s2 2s2 2p6 3s2 3p6 4s2 3d6
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Jika konfigurasi elektron X: 1s2 2s2 2p6 3s2 3p6 4s2 dan Y: 1s2 2s2 2p6 3s2 3p4. Maka X dan Y membentuk ikatan . . . dengan rumus . . .
Kovalen, XY
Kovalen, XY2
Ion, X2Y3
Ion, XY2
Ion, XY
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Jumlah pasangan elektron bebas pada senyawa HIO4 (elektron valensi H =1, I = 7, O = 6)
11
10
9
8
7
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Suatu logam dengan konfigurasi [18Ar] 4s2 4p5 berikatan dengan ion O2-. Bentuk molekul dari senyawa yang terbentuk adalah …
linear
bentuk V
Trigonal planar
tetrahedral
oktahedral
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