KESETIMBANGAN KIMIA
Quiz
•
Chemistry
•
11th Grade
•
Practice Problem
•
Medium
Lilis Pitrianti
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10 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Berikut ini adalah ciri-ciri terjadinya reaksi kesetimbangan, kecuali … .
reaksi reversibel
terjadi dalam ruang tertutup
laju reaksi ke kiri sama dengan laju reaksi ke kanan
reaksinya tidak dapat balik
tidak terjadi perubahan makroskopis
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Suatu tetapan kesetimbangan dinyatakan dalam rumus
K = [A]3[B]2
[C]2[D]1
Maka persamaan reaksi kesetimbangannya adalah …
C + D ↔ A + B
3A + 2B ↔ 2C + D
C + D ↔ 3A + B
3A + B ↔ C + D
2C + D ↔ 3A + 2B
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Pada pembakaran batu kapur berikut:
CaCO3(s) ↔ CaO(s) + CO2(g) tetapan kesetimbangan adalah....
K = [CaO][ CO2]
[CaCO3]
K = [CaO][ CO2]
K = [CaCO3]
[CaO][ CO2]
K = [CO2]
K = [CaCO3]
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
contoh reaksi reversible dibawah ini adalah
N2 + 3H4 ↔ 2NH3
N2 + 3H2 ↔ 2NH3
2N2 + 3H2 ↔ 2NH3
N2 + 3H2 ↔ 2NH5
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Perhatikan reaksi berikut!
2BaO(s) + O2(g)⇌ 2BaO(s) ∆H = –188,2 kJ
Tetapan kesetimbangan untuk reaksi di atas adalah...
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Pada reaksi kesetimbangan:
PCl5(g) ⇌ PCl3(g) + Cl2(g)
Pada suhu 27oC mempunyai nilai Kc = 0,04. nilai Kp pada kesetimbangan tersebut adalah....
0,0885
0,0984
0,885
0,984
1,080
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Tetapan kesetimbangan untuk reaksi:
2 SO2(g) + O2(g) ⇄ 2 SO3(g) adalah … .
K =[SO3]2 / [SO2]2 [O2]2.
K =[SO3]2 / [SO2]2 [O2]
K =[SO3 ]2 / [SO2][O2]
K =[SO2]2 [O2 ] / [SO ]
K =[SO2]2 [O2] / [SO3]2
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