Search Header Logo

Kimia Kelas 12

Authored by RINI WIDAYANTI

others

9th - 12th Grade

Used 1+ times

Kimia Kelas 12
AI

AI Actions

Add similar questions

Adjust reading levels

Convert to real-world scenario

Translate activity

More...

    Content View

    Student View

40 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

45 sec • 2 pts

1. Untuk membuat larutan NaOH 2 molal diperlukan....(Mr NaOH = 40)

8 gram NaOH dan 92 gram H2O
10 gram NaOH dan 90 mL H2O
4 gram NaOH dan 100 mL H2O
80 gram NaOH dan 2 Liter H2O
8 gram NaOH dan 100 gram H2O

2.

MULTIPLE CHOICE QUESTION

45 sec • 2 pts

2. Bilangan oksidasi atom Cr dalam senyawa K2CrO4 adalah ...

1
2
3
6
8

3.

MULTIPLE CHOICE QUESTION

45 sec • 2 pts

3. Unsur logam yang memiliki bilangan oksidasi +7 terdapat pada ion...

Na+
Cr2O72-
Fe2+
Cu
MnO4-

4.

MULTIPLE CHOICE QUESTION

45 sec • 2 pts

4. Bilangan oksidasi Br dalam senyawa BrO3- adalah...

-7
-3
+1
3
5

5.

MULTIPLE CHOICE QUESTION

45 sec • 2 pts

5. Bilangan oksidasi atom S yang paling tinggi terdapat pada .....

SO2
S2O32-
S4O62-
SO42-
H2S

6.

MULTIPLE CHOICE QUESTION

45 sec • 2 pts

6. Hasil elektrolisis larutan magnesium iodida adalah .....

Mg dan I2
Mg dan O2
Mg2+ dan 2I-
H2 dan I2
H2 dan O

7.

MULTIPLE CHOICE QUESTION

45 sec • 2 pts

7. Di antara reaksi-reaksi di bawah ini yang merupakan reaksi redoks adalah .....

CuO + 2HCl → CuCl2 + H2O
CuO + H2 → Cu + H2O
NaOH + Ag+ → AgOH + Na+
Fe2O3 + 3H2SO4 → Fe2(SO4)3 + H2O
ZnO + 2HCl → ZnCl2 + H2O2

Access all questions and much more by creating a free account

Create resources

Host any resource

Get auto-graded reports

Google

Continue with Google

Email

Continue with Email

Classlink

Continue with Classlink

Clever

Continue with Clever

or continue with

Microsoft

Microsoft

Apple

Apple

Others

Others

Already have an account?