penyetaraan reaksi

penyetaraan reaksi

10th Grade

10 Qs

quiz-placeholder

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penyetaraan reaksi

penyetaraan reaksi

Assessment

Quiz

Chemistry

10th Grade

Practice Problem

Medium

NGSS
HS-PS1-1, HS-PS1-7, HS-PS1-2

Standards-aligned

Created by

noor azizah

Used 124+ times

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

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

30 sec • 1 pt

Ca(OH)2(s) + HCl(aq) → CaCl2(aq) + H2O(l)

Persamaan reaksi kimia yang sudah setara ialah ….

Ca(OH)2(s) + HCl(aq) → CaCl2(aq) + 2H2O(l)

2Ca(OH)(s) + HCl(aq) → CaCl2(aq) + 2H2O(l)

Ca(OH)(s) + 2HCl(aq) → CaCl2(aq) + H2O(l)

Ca(OH)2(s) + 2HCl(g) → CaCl2(aq) + 2H2O(l)

Ca(OH)2(s) + 2HCl(aq) → CaCl2(aq) + 2H2O(l)

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

aNa2CO3(aq) + bHCl(aq) → cH2CO3(aq) + dNaCl(aq)

Maka koefisien a, b, c, dan d adalah ….

1,2,1,2

1,2,2,1

1,1,2,2

2,1,1,2

2,1,2,1

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Diantara persamaan reaksi kimia berikut yang sudah setara adalah ….

Fe2O3(s) + 2Al(s) → Al2O3(s) + Fe(s)

Al(s) + 3H2SO4(aq) → Al2(SO4)3(aq) + 3H2(g)

Mg(OH)2(aq) + 2HCl(aq) → MgCl2(aq) + H2O(l)

C2H5OH(aq) + 3O2(g) → 2CO2(g) + 3H2O(l)

3Cu(s) + 6HNO3(aq) → 3Cu(NO3)2(aq) + NO2(g) + 3H2O(l)

5.

MULTIPLE CHOICE QUESTION

30 sec • 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

6.

MULTIPLE CHOICE QUESTION

30 sec • 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

7.

MULTIPLE CHOICE QUESTION

30 sec • 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

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