
REMIDI UHB KELAS XI
Authored by nur mahmudiyah
Chemistry
11th Grade
Used 1+ times

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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Reaksi kesetimbangan :
N2(g) + 3H2(g) ⇋ 2NH3(g) ΔH = -17 kkal
kesetimbangan akan bergeser ke kanan apabila . . . .
suhu dinaikkan
konsentrasi N2 diperbesar
ditambahkan katalis
Akonsentrasi NH3 diperbesar
volume diperbesar
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Pada ruang 1 L terdapat reaksi kesetimbangan berikut.
2HI(g) ⇌ H2(g) + I2(g)
Mula-mula terdapat 0,4 mol HI dan ketika kesetimbangan tercapai diperoleh 0,1 mol gas hidrogen. Reaksi yang memiliki pengaruh perubahan tekanan dan volume yang sama dengan reaksi di atas adalah . . . .
PCl5(g) ⇌ PCl3(g) + Cl2(g)
2NOBr(g) ⇌ 2NO (g) + Br2(g)
COCl2(g) ⇌ CO(g) + Cl2(g)
SO2(g) + 1/2O2(g) ⇌ SO3(g)
H2(g) + Cl2(g) ⇌ 2HCl(g)
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Diketahui reaksi berikut:
2NO(g) ⇌ N2(g) + O2(g) K1
N2O(g) ⇌ N2(g) + ½ O2(g) K2
Tetapan kesetimbangan untuk reaksi
N2O(g) + ½O2(g) ⇌ 2NO(g) adalah . . . .
K1 / K2
K2 / K1
K2 / K12
K1 x K2
K12 x K2
4.
FILL IN THE BLANK QUESTION
1 min • 1 pt
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Berikut 3 buah persamaan reaksi asam dan basa.
(1) BF3(g) + PH3(g) → BF3PH3(g)
(2) CH3COOH(aq) + OH-(aq) ⇄ CH3COO-(aq) + H2O(aq)
(3) CH3COOH(aq) → CH3COO-(aq) + H+(aq)
Persamaan reaksi asam-basa yang sesuai dengan urutan konsep Arrhenius, Bronsted-Lowry, dan Lewis adalah. . . .
(3), (2), (1)
(3), (1), (2)
(2), (3), (1)
(2), (1), (3)
(1), (2), (3)
6.
FILL IN THE BLANK QUESTION
1 min • 1 pt
1Air kelapa jika diuji dengan alat uji elektrolit tidak memunjukan gejala lampu menyala tetapi muncul sedikit gelembung gas di sekitar elektrode. Jika diuji dengan indikator lakmus dapat membirukan lakmus merah. Berdasarkan hasil pengujian, dapat disimpulkan air kelapa bersifat . . . . (dituliskan pada kolom jawaban langsung abjadnya saja menggunakan huruf kecil, contoh: asam kuat)
7.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Larutan 100 mL HNO3 0,01 M mempunyai pH sebesar . . . .
(dituliskan jawaban angkanya langsung saja, contoh jawaban anda 10 maka pada kolon jawaban tuliskan: 10)
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