TES FORMATIF KESETIMBANGAN 2

TES FORMATIF KESETIMBANGAN 2

11th Grade

10 Qs

quiz-placeholder

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TES FORMATIF KESETIMBANGAN 2

TES FORMATIF KESETIMBANGAN 2

Assessment

Quiz

Chemistry

11th Grade

Practice Problem

Hard

Created by

Sri Mulyani

Used 2+ times

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Rumusan Hukum kesetimbangan untuk reaksi:

CaCO3(s) ⇄ CaO(s) + CO2(g)

yang paling tepat adalah …

Media Image
Media Image
Media Image
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2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Perhatikan reaksi kesetimbangan berikut:

Fe3O4(s) + 4H2(g) ⇄ 3Fe(s) + 4H2O(g)

Nilai tetapan kesetimbangan (Kc) dinyatakan dengan rumusan …

Media Image
Media Image
Media Image
Media Image
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3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Diketahui reaksi:

           2A(s) + B(l) ⇄ 3C(s) + 2D(g)

           Rumus paling tepat untuk Kp adalah …

Media Image
Media Image
Media Image
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4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Pada reaksi kesetimbangan:

PCl3(g) + Cl2(g) ⇄ PCl5(g)

berlaku …

Kp = Kc (RT)

Kp = Kc (RT)-2

Kp = Kc (RT)-1

Kp = Kc (RT)2

Kp = Kc -1 (RT)

5.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Dalam ruang 1 liter terdapat kesetimbangan antara gas N2, H2, dan NH3 dengan persamaan reaksi:

2NH3(g) ⇄ N2(g) + 3H2(g)

Pada kesetimbangan tersebut terdapat 0,01 mol N2; 0,01 mol H2; dan 0,05 mol NH3. Nilai konstanta kesetimbangan reaksi adalah …

2 x 10-5

5 x 10-5

4 x 10-6

5 x 10-10

2 x 10-10

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Reaksi disosiasi ammonium hydrogen sulfida pada 298 K berlangsung sebagai berikut:

NH4HS(s) ⇄ NH3(g) + H2S(g)

Tekanan total gas pada saat kesetimbangan adalah 1,0 atm. Nilai Kp reaksi kesetimbangan tersebut adalah …

2,50

1,50

1,00

0,25

0,10

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Dalam ruang tertutup yang volumenya 2 L, terdapat reaksi kesetimbangan berikut.

NH3(g) + HCl(g) ⇄ NH4Cl(s)

Pada saat setimbang, terdapat NH3 = 0,2 mol; HCl = 0,4 mol; dan NH4Cl = 0,3 mol. Nilai Kc pada saat itu adalah …

100

50

10

1,5

0,1

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