1. Perhatikan persamaan reaksi kimia berikut.
Na2S2O3(aq) + I2(aq) → Na2S4O6(aq) + NaI(aq)
Agar persamaan reaksi kimia di atas setara, maka koefisien untuk Na2S2O3 dan NaI adalah ….
kisi2
Quiz
•
Chemistry
•
1st Grade - University
•
Hard
IRHAM SYAH
Used 4+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
1. Perhatikan persamaan reaksi kimia berikut.
Na2S2O3(aq) + I2(aq) → Na2S4O6(aq) + NaI(aq)
Agar persamaan reaksi kimia di atas setara, maka koefisien untuk Na2S2O3 dan NaI adalah ….
1 dan 2
1 dan 1
2 dan 1
2 dan 2
2 dan 3
2.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Perhatikan reaksi berikut:
a Pb (NO3)2 → b PbO + c NO2 + d O2
Agar reaksi tersebut setara, maka nilai a, b, c, dan d berturut-turut adalah ....
2, 2, 1, 4
3, 3, 1, 2
1, 1, 2, 4
2, 2, 4, 1
3, 4, 2, 2
3.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Persamaan reaksi setara antara gas hidrogen yang bereaksi dengan nitrogen membentuk amonia adalah ....
3H + N2 → 2NH3
H2 + N → NH2
4H2 + N2 →2NH3
3H2 + N2 → 2NH3
3H + N → NH3
4.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Pada reaksi: Cl2 + NaOH → NaCl + NaClO3 + H2O maka koefisien Cl2 sebesar ....
5
4
3
2
1
5.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
1. Nama senyawa berikut ini sesuai dengan rumus kimianya, kecuali ….
NO = nitrogen oksida
CO2 = karbon dioksida
PCl3 = fosforus triklorida
Cl2O = diklorida oksida
As2O3 = diarsen trioksida
6.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Rumus kimia timah(IV) hidroksida
SnOH
Sn(OH)2
Sn2(OH)
Sn4(OH)2
ESn(OH)4
7.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Nama senyawa CuS adalah … .
tembaga sulfida
tembaga sulfat
tembaga(I) sulfida
tembaga(II) sulfida
tembaga(I) sulfide
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