Kesetimbangan Kimia
Quiz
•
Chemistry
•
11th Grade
•
Medium
Ris Mia
Used 169+ times
FREE Resource
25 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Reaksi setimbang :
A(g) + 2 B(g) ↔ 3 C(g) ΔH = -a kJ
Kesetimbangan akan bergeser ke arah C, kecuali bila……
volume diperbesar
volume diperkecil
suhu diturunkan
panas diberikan
gas C dikurangi
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Satu mol VW beraksi dengan satu mol XY menurut persamaan reaksi
VW + XY↔ VY + XV
Setelah kesetimbangan ternyata tercapai ¼ mol senyawa VY dan XV. Kalau pada reaksi ini tidak terjadi perubahan volume, maka tetapan kesetimbangan untuk reaksi ini adalah...
16
9/16
9
1/9
16/9
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Reaksi kesetimbangan hidrolisis ester sebagai berikut.
C2H5COOCH3(aq) + H2O(l) ↔ CH3OH(aq) + CH3COOH(aq)
Hal berikut ini memenuhi kaidah pergeseran kesetimbangan, kecuali ….
penambahan CH3OH dapat menambah C2H5COOCH3
pengurangan CH3OH dapat menambah CH3COOH
pengurangan C2H5COOCH3 dapat menambah CH3OH
penambahan air menyebabkan C2H5OH bertambah
penambahan C2H5COOCH3 dapat menambah CH3OH
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Diketahui beberapa reaksi:
1) H2(g) + I2(g) ↔ 2 HI(g)
2) N2(g) + 3 H2(g) ↔ 2 NH3(g)
3) PCl3(g) + Cl2(g) ↔ PCl5(g)
4) N2O4(g) ↔ 2 NO2(g)
5) 2 SO2(g) + O2(g) ↔ 2 SO3(g)
Dari reaksi-reaksi di atas, jika pada suhu tetap dan tekanan diperbesar, maka produknya akan bertambah terjadi pada reaksi … .
1, 3, dan 4
2, 4, dan 5
2, 3, dan 4
2, 3, dan 5
1, 2, dan 5
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Keadaan setimbang pada reaksi A + B ↔ C + D ditunjukkan pada gambar. Pernyataan yang sesuai dengan gambar tersebut adalah ….
hasil reaksi = pereaksi
konsentrasi hasil reaksi = konsentrasi pereaksi
konsentrasi hasil reaksi > konsentrasi pereaksi
konsentrasi hasil reaksi < konsentrasi pereaksi
mol hasil reaksi = mol pereaksi
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Perhatikan reaksi pembuatan amonia berikut.
N2(g) + 3 H2(g) ↔ 2 NH3(g) ΔH = - 22 kJ
Kondisi yang tidak mendukung terbentuknya amonia adalah ….
tekanan diperbesar
suhu dipilih optimum ± 450 °C
volume diperbesar
amonia yang terbentuk segera dipisahkan
ditambah katalis besi
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Dari sistem kesetimbangan berikut yang tidak dipengaruhi oleh volume dan tekanan adalah . . . .
CO2(g) + H2(g) ↔ CO(g) + H2O(g)
PCl5(g) ↔ PCl3(g) + Cl2(g)
2 NO2(g) ↔ N2O4(g)
2SO2(g) + O2(g) ↔ 2SO3(g)
2 NH3(g) ↔ N2(g) + 3 H2(g)
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