Persamaan Reaksi Kimia
Quiz
•
Chemistry
•
10th Grade
•
Practice Problem
•
Medium
Sandra Putri
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11 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Persamaan kimia yang tidak setara untuk reaksi: besi(III) oksida padat dipanaskan dengan karbon padat untuk menghasilkan besi cair dan gas karbon monoksida.
Fe2O3(s) + C(s) -> Fe(l) + CO(g)
FeO(s) + C(s) -> Fe(l) + CO(g)
Fe3O2(s) + C(s) -> Fe(l) + CO2(g)
Fe2O3(s) + C(s) -> Fe(g) + CO(l)
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Persamaan kimia yang tidak setara untuk reaksi: larutan amonia dan gas oksigen bereaksi membentuk gas nitrogen monoksida dan air adalah…
NH3(aq) + O2(g) -> NO(g) + H2O(l)
NH3(g) + O2(aq) -> NO(l) + H2O(g)
NH3(l) + O2(g) -> NO(g) + H2O(aq)
NH3(aq) + NO(g) -> O2(g) + H2O(g)
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Persamaan reaksi setara untuk persamaan reaksi C6H6(g) + O2(g) -> CO2(g) + H2O(g) adalah…
2C6H6(g) + 15O2(g) -> 12CO2(g) + 6H2O(g)
C6H6 + 7½O2 -> 6CO2 + 3H2O
C6H6 + 15O -> 6CO2 + 3H2O
C6H6 + O2 -> CO2 + H2O
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Reaksi pembakaran pirit sebagai berikut.
2FeS2(s) + aO2(g) -> 2FeO(s) + bSO2(g).
Merupakan reaksi yang sempurna apabila…
a= 3; b=2
a=3; b=3
a=5; b=4
a=4; b=5
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Reaksi pembakaran pirit sebagai berikut.
2FeS2(s) + aO2(g) -> 2FeO(s) + bSO2(g).
Merupakan reaksi yang sempurna apabila…
a= 3; b=2
a=3; b=3
a=5; b=4
a=4; b=5
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Larutan asam nitrat direaksikan dengan kalium karbonat padat.
Persamaan reaksi setara untuk reaksi tersebut adalah 2HNO3(aq) + K2CO3(s) -> 2KNO3(aq) + CO2(g) + H2O(l)
Benar
Salah
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Persamaan reaksi setara untuk reaksi berikut NaCl(aq) + AgNO3(aq) -> AgCl(aq) + NaNO3(aq) adalah 2NaCl(aq) + AgNO3(aq) -> AgCl(aq) + 2NaNO3(aq).
Benar
Salah
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