Stoikiometri

Stoikiometri

10th Grade

10 Qs

quiz-placeholder

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Stoikiometri

Stoikiometri

Assessment

Quiz

Other

10th Grade

Medium

Created by

Sinau Kimia

Used 174+ times

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Nitrogen gas reacts with hydrogen gas to form ammonia gas according to the reaction: 
N2 (g) + H2 (g) → NH3 (g) (not balance) 
If 6 L of hydrogen gas is involved in the reaction, the volume of ammonia gas produced is…

3 liter

4 liter

6 liter

12 liter

2.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Pada suhu dan tekanan tertentu, 1 liter gas NO massanya 1 gram.

Bila diukur pada suhu dan tekanan yang sama, massa 3 liter gas CH4 adalah...

(Ar N = 14; O = 16; C = 12; H = 1)

16 gram

8 gram

4,0 gram

1,6 gram

3.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Unsur X massanya 7 gram bergabung dengan oksigen membentuk 19 gram senyawa X2O3, maka Ar X adalah...

12 gram

14 gram

16 gram

28 gram

4.

FILL IN THE BLANK QUESTION

1 min • 1 pt

Dalam menyelesaikan soal stoikiometri, langkah pertama yang harus dilakukan adalah...

5.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Gas CO2 dialirkan ke dalam larutan jenuh Ca(OH)2 hingga terjadi reaksi:

Ca(OH)2 (aq) + CO2 (g) → CaCO3 (s) + H2O (l)

Jika gas CO2 yang telah bereaksi sebanyak 0,1 mol, maka endapan CaCO3 yang terbentuk adalah...

(Ar Ca = 40, C = 12; O = 16)

0,1 gram

10 gram

100 gram

98 gram

6.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Logam aluminium yang massanya 5,4 gram direaksikan dengan asam sulfat encer menurut reaksi:

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

Volume gas hidrogen yang dihasilkan pada keadaan standar adalah...

(Ar Al = 27)

0,2 liter

3,2 liter

6,5 liter

6,72 liter

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Jika larutan yang mengandung 2 mol Pb(NO3)2 direaksikan dengan larutan yang mengandung 2 mol KI sesuai reaksi:

Pb(NO3)2 (aq) + 2 KI (aq) → PbI2 (s) + 2 KNO3 (aq)

Maka akan dihasilkan PbI2 sebanyak....

4 mol

2 mol

1 mol

0,5 mol

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