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ULANGAN ASAM BASA

Authored by Eva Nillasari

Chemistry

11th Grade

Used 7+ times

ULANGAN ASAM BASA
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10 questions

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1.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Reaksi yang benar tentang asam dan basa menurut Lewis adalah ...

NH3 + H2O   →   NH4+ + OH

H2SO4   →  2H+   +  SO42─

NH3  + BF3  →     BF3 NH3

HCl  + NaOH →   NaCl  +  H2O

2.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Perhatikan reaksi berikut:

        1. NH3 + H2O→  NH4+ + OH

       2. H2O + HCN →CN+ H3O+

3. H2SO4 + H2O → HSO4 + H3O+

4. H2PO4+  H2O → OH + H3PO4

Air yang dapat bertindak sebagai asam menurut Bronsted dan Lowry terdapat  pada reaksi…

1 dan 2                 

1 dan 4

2 dan 3

3 dan 4

3.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Media Image

A dan B

A dan D

  B dan C

C dan D

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Media Image

10-13  M                  

10-11 M

10-7  M

0- 3  

5.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Dalam botol reagen terdapat H2SO4 0,05 M, diambil 10 mL dan diuji dengan indikator universal, pH asam tersebut adalah...

1 – log 1                              

2 - log 5

5 - log 2

12 + log 5

6.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Larutan 10 mL CH3COOH  0,4 M, bila tetapan asam 10-5 maka pH larutan adalah...

12 + log 3

11 + log 2

3 – log 2              

2 – log 3

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Konsentrasi OH- yang terdapat dalam 10 mL larutan NH3 0,1 M, Kb NH3  10-5 adalah

                         

10-3

10-7

10-11

10-13

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