
KUIS KLS XII
Authored by Elta Widyastuti
Chemistry
12th Grade
Used 3+ times

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8 questions
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1.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Perhatikan rumus kimia senyawa berikut Li2SO4, Al2(CO3)3 Bilangan oksidasi unsur S dan C yang tepat adalah ....
+2 dan +3
+3 dan +4
+6 dan +4
+5 dan +4
2.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Pernyataan berikut yang benar dari hasil pengamatan reaksi pembakaran senyawa karbon adalah ….
air kapur menjadi keruh disebabkan bereaksi dengan gas CO2
kertas kobalt berubah warna menjadi biru menandakan adanya uap air
hasil pembakaran sempurna senyawa karbon akan menghasilkan gas SO2 dan H2O
hasil pembakaran sempurna senyawa karbon akan menghasilkan gas CO dan H2O
3.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Rumus tetapan kesetimbangan dari : SnO2(aq) + 2H2(g) ⇌ Sn(s) + 2H2O(l) adalah …
Kc = [H2O]2 /[H2]2
Kc = 1/ [𝑆nO2] [H2]2
Kc = [H2O]2 [𝑆n]/ [H2]2
Kc = [H2O]2 [H2]2/ [𝑆nO2]
4.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Cara paling tepat digunakan untuk melindungi pipa pengalir minyak bumi yang ditanam dalam tanah dari peristiwa korosi adalah…….
Dibalut dengan emas
Dicat
Menggunakan perlindungan katodik
Dilumuri dengan oli
5.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Perhatikan gambar percobaan korosi berikut!
Paku yang mengalami korosi paling lambat terjadi pada gambar nomor …..
(2)
(3)
(4)
(5)
6.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Penggolongan karbohidrat yang didasarkan atas monomernya dikenal sebagai monosakarida, disakarida, dan polisakarida. Yang termasuk polisakarida adalah . . . .
Glikogen
Glukosa
Galaktosa
Fruktosa
7.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Di antara persamaan reaksi kesetimbangan di bawah ini, kesetimbangan yang bergeser ke kanan jika tekanan diperbesar adalah …
2HI(g) ⇌ H2(g) + I2(g)
N2O4 (g) ⇌ 2NO2(g)
CaCO3(s) ⇌ CaO(s) + CO2(g)
2NO(g) + O2(g) ⇌ 2NO2(g)
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