Kuis Kimia Pertemuan 4

Quiz
•
Chemistry
•
12th Grade
•
Hard
Ir S
Used 2+ times
FREE Resource
5 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
3 mins • 20 pts
Nomor atom unsur L sama dengan 26. Konfigurasi elektron ion L3+ adalah…..
1s2 2s2 2p6 3s2 3p6 4s1
1s2 2s2 2p6 3s2 3p6 4s2 3d1
1s2 2s2 2p6 3s2 3p6 4s2 3d2
1s2 2s2 2p6 3s2 3p6 4s2 3d3
1s2 2s2 2p6 3s2 3p6 4s2 3d6
2.
MULTIPLE CHOICE QUESTION
3 mins • 20 pts
Unsur X dan Y masing-masing mempunyai nomor atom 16 dan 9. Kedua unsur tersebut membentuk senyawa dengan rumus XY6. Bentuk molekul senyawa XY6 adalah…..
Linear
Segitiga sama sisi
Trigonal bipiramida
Tetrahedron
Oktahedron
3.
MULTIPLE CHOICE QUESTION
3 mins • 20 pts
Bilangan oksidasi N pada HNO3, N2H4, dan NO2 secara berturut-turut adalah…..
+3, +5, dan +5
+3, -3, dan +6
+3, +5, dan -5
+5, -2, dan +4
-5, +5, dan -3
4.
MULTIPLE CHOICE QUESTION
3 mins • 20 pts
Dalam ruang 1 liter dipanaskan 0,04 mol gas PCl5, 0,01 mol PCl3, dan 0,01 mol Cl2 pada kesetimbangan menurut reaksi:
PCl5 (g) ⇄ PCl3 (g) + Cl2 (g)
Tentukan harga Kc
0,005
0,0020
0,0025
0,0035
0,0040
5.
MULTIPLE CHOICE QUESTION
3 mins • 20 pts
Sebanyak 18 gram glukosa (Mr = 180 g/mol) dilarutkan dalam 500 gram air. Tentukan titik didih larutan tersebut jika Kb air adalah 0,52
95,104˚C
100,94˚C
100,104˚C
101,94˚C
101,104˚C
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