Persamaan Reaksi Kimia
Quiz
•
Chemistry
•
10th Grade
•
Practice Problem
•
Hard
+1
Standards-aligned
Denny Suhendra
Used 900+ times
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20 questions
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1.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Koefisien dari reaksi MnO2 + HCl → MnCl2 + H2O + Cl2 secara berturut-turut dari kiri ke kanan adalah ...
1, 2, 4, 2, 1
1, 2, 2, 2, 1
1, 4, 1, 2, 1
2, 1, 4, 2, 1
2, 4, 2, 4, 1
2.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Persamaan berikut memperlihatkan penguraian timbal(II)nitrat yang dipanaskan xPb(NO3)2 → yPbO + zNO2 + O2. Harga x,y,z adalah ...
2, 3, 4
2, 2, 4
1, 1, 2
1, 2, 2
1, 2, 1
3.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
pCa(OH)2 + qH2PO4 → Ca3(PO4)2 + rH2O merupakan reaksi sempurna bila harga p, q, dan r adalah...
2, 2, 4
3, 2, 4
2, 3, 4
2, 3, 6
3, 2, 6
4.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Al(OH)3 + H2SO4 → Al2(SO4) 3 + H2O. Koefisien dari persamaan reaksi tersebut adalah ...
1, 2, 3, 6
2, 3, 1, 6
1, 3, 2, 6
3, 2, 1, 6
3, 1, 2, 6
Tags
NGSS.HS-PS1-7
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
ZnS + O2 → ZnO + SO2. Setelah persamaan reaksi disetarakan, koefisien reaksi dari kiri ke kanan berturut-turut adalah ...
2, 3, 2, 2
2, 2, 3, 2
1, 3, 1, 1
2, 3, 2, 1
1, 1, 2, 1
6.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Serbuk tembaga (II) oksida larut dalam asam klorida membentuk tembaga (II) klorida dan air. Persamaan reaksi setara dan lengkap dari reaksi tersebut adalah ....
Cu2O (s) + HCl (aq) → Cu2Cl (aq) + H2O (l)
Cu2O (s) + 2 HCl (aq) → 2 Cu2Cl (aq) + H2O (l)
CuO (s) + HCl (aq) → CuCl (aq) + H2O (l)
CuO (s) + 2 HCl (aq) → CuCl2 (aq) + H2O (l)
Cu2O (s) + 4 HCl (aq) → 2 CuCl2 (aq) + 4 H2O (l)
Tags
NGSS.HS-PS1-1
NGSS.HS-PS1-2
7.
MULTIPLE CHOICE QUESTION
5 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)
Tags
NGSS.HS-PS1-1
NGSS.HS-PS1-2
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