Persamaan Reaksi Kimia

Quiz
•
Chemistry
•
9th Grade
•
Medium
Erika Ristiyani
Used 11+ times
FREE Resource
20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
2-2-2-1
2-1-2-2
1-2-2-2
1-2-2-1
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
pada peristiwa korosi (perkaratan) logam besi bereaksi dengan udara (oksigen) membentuk besi (III) oksida. persamaan reaksi yang sesuai dengan peristiwa perkaratan adalah
Fe (s) + O2 (g) → Fe2O3 (s)
4 Fe (s) + 3 O2 (g) → 2 Fe2O3 (s)
Fe (s) + O2 (g) → FeO2 (s)
Fe (s) + O2 (g) → FeO (s)
2 Fe (s) + O2 (g) → 2 FeO3 (s)
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Logam magnesium direaksikan dengan larutan asam klorida membentuk larutan magnesium klorida dan gas hidrogen maka persamaan reaksi yang benar adalah ....
Mg (s) + 2 HCl (aq) → MgCl (aq) + H2 (g)
Mg (s) + 2 HCl (aq) → MgCl2 (aq) + 2 H2 (g)
2 Mg (s) + 2 HCl (aq) → MgCl2 (aq) + H2 (g)
Mg (s) + 2 HCl (aq) → MgCl2 (aq) + H2 (g)
2 Mg (s) + 2 HCl (aq) → Mg2Cl (aq) + H2 (g)
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Pada reaksi pembuatan gas amonia, persamaan reaksinya adalah:
N2(g) + 3 H2(g) --> 2 NH3(g)
Pernyataan yang benar tentang persamaan reaksi di atas adalah ....
gas amonia disebut zat pereaksi
angka 3 pada gas hidrogen dinamakan indeks reaksi
gas nitrogen dan gas hidrogen disebut zat hasil reaksi
2 molekul gas amonia adalah zat hasil reaksi
ketiga fase dalam reaksi di atas sama, yaitu fase cair
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Diketahui persamaan reaksi:
2 Al(s) + 6 HCl(aq) --> 2 AlCl3(aq) + 3 H2(g)
Dari persamaan reaksi di atas, yang merupakan reaktan adalah ....
Al dan H2
HCl dan AlCl3
Al dan HCl
Al dan AlCl3
AlCl3 dan H2
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Diketahui reaksi:
a HNO3(aq) + 3 FeSO4(aq) --> b Fe2(SO4)3(aq) + c Fe(NO3)3 + 3 NO(g) + d H2O(l)
Agar reaksi di atas setara, nilai a, b, c, dan d berturut-turut adalah ....
3, 1, 1, 3
6, 1, 1, 3
3, 2, 2, 6
6, 2, 2, 6
4, 1, 1, 2
7.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Pada reaksi setara:
a Cl2(g) + b NaOH(aq) --> c NaClO(aq) + d NaCl(aq) + e H2O(l)
nilai a, b, c, d, dan e berturut-turut adalah ....
1, 2, 1, 1, dan 1
3, 1, 3, 5, dan 6
3, 3, 1, 5, dan 6
2, 2, 1, 3, dan 1
3, 6, 5, 1, dan 3
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