Ulangan Harian Kimia Kelas XI B Semester 1

Ulangan Harian Kimia Kelas XI B Semester 1

10th Grade

15 Qs

quiz-placeholder

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Ulangan Harian Kimia Kelas XI B Semester 1

Ulangan Harian Kimia Kelas XI B Semester 1

Assessment

Quiz

Other

10th Grade

Practice Problem

Hard

Created by

alna purnawati

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15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Stoikiometri berasal dari bahasa Yunani, stoicheion yang berarti ?

Reaksi

Perbandingan

Unsur

Pengukuran

Setara

2.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Pada reaksi : a C2H6 + b O2 → c CO2 + d H2O, maka harga a, b, c dan d berturut-turut adalah…….

2 ; 3 ; 3 ; 1

3 ; 3 ; 1 ; 2

1 ; 3 ; 2 ; 3

2 ; 3 ; 2 ; 3

2 ; 7 ; 4 ; 6

3.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Media Image

Setarakan persamaaan reaksi NH3 + O2 → NO + H2O ?

4NH3 + 2O2 → 5NO + 6H2O

4NH3 + 3O2 → 4NO + 6H2O

4NH3 + 5O2 → 5NO + 6H2O

4NH3 + 5O2 → 4NO + 6H2O

4NH3 + 6O2 → 5NO + 6H2O

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

Anda memiliki 36 gram air (H2O). Berapa banyak mol air yang Anda miliki

(Ar H = 1, O=16)?

1 Mol

2 Mol

0,5 Mol

3 Mol

0,2 Mol

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Jika diketahui Ar H=1, S=32, dan O=16, massa molekul relatif untuk senyawa asam sulfat (H2SO4) adalah…

110

100

98

99

102

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

Jumlah atom/partikel besi di dalam sepotong besi yang mempunyai massa 112 gram adalah.... (Ar Fe = 56)

6,02 x 1022

12,04 x 1023

3,01 x 1024

120,4 x 1023

12,04 x 1025

7.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Media Image

Rumus yang sesuai dengan volume gas dalam keadaan STP adalah . . ?

V = n x 22,4 L

PV = nRT

V = n x 24,4 L

V1.M1 = V2.M2

V2.M2 = V1.M1

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