Soal PH Asam Basa Garam
Quiz
•
Chemistry
•
11th Grade
•
Practice Problem
•
Hard
Ibrahim Wahyudi
Used 16+ times
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15 questions
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1.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Garam yang mengalami hidrolisis dan sesuai dengan uji lakmusnya adalah ....
1, 2 dan 3
1, 3 dan 4
1, 4 dan 5
2, 3 dan 4
3, 4 dan 5
2.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Diantara larutan berikut yang dapat membentuk larutan garam terhidrolisis sebagaian dan bersifat asam adalah ....
20 mL CH3COOH 0,1 M + 20 mL KOH 0,2 M
20 mL H2SO4 0,1 M + 20 mL Ba(OH)2 0,1 M
20 mL Ca(OH)2 0,1 M + 20 mL HCl 0,1 M
20 mL NH4OH 0,1 M + 20 mL HCl 0,1 M
20 mL HCN 0,1 M + 20 mL NaOH 0,1 M
3.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Sebanyak 25 mL larutan NaOH 0.05 M dan 25 mL larutan CH3COOH 0.05 M dicampur dalam gelas beaker. Jika Ka CH3COOH adalah 10-5, maka pH larutan adalah . . . .
8 - log 5
8 + log 5
9 - log 5
9 + log 5
10 + log 5
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Garam berikut yang mengalami hidrolisis sempurna (total) adalah . . . .
CH3COONH4
CH3COOK
Na3PO4
BaSO4
NH4Cl
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Campuran garam berikut yang menghasilkan garam terhidrolisis sebagian dan bersifat basa adalah. . . .
10 mL HI 0.1 M + 10 mL KOH 0.1 M
10 mL HBr 0.1 M + 10 mL NH4OH 0.1 M
10 mL HI 0.2 M + 10 mL Ba(OH)2 0.1 M
10 mL HCOOH 0.1 M + 10 mL NaOH 0.1 M
10 mL CH3COOH 0.2 M + NH4OH 10 mL 0.2 M
6.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Sebanyak p gram CH3COONa dilarutkan dalam satu liter air menurut persamaan reaksi :
CH3COO- + H2O <==> CH3COOH + OH-
Jika Ka CH3COOH = 1 x10-5 dan pH larutan yang terbentuk sebesar 9, maka banyaknya p garam yang harus dilarutkan adalah . . . . g (Ar C = 12, O = 16, H = 1 dan Na = 23)
0,82
1,64
8,20
6,4
18,6
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
CH3COO- + H2O <==> CH3COOH + OH-
PO43- + 3H2O <==> H3PO4 + 3OH-
NH4+ + H2O <==> NH4OH + H+
CN- + H2O <==> HCN + OH-
Al3+ + 3H2O <==> Al(OH)3 + 3H+
Pasangan persamaan reaksi hidrolisis yang bersifat basa adalah . . . .
1 dan 2
2 dan 3
2 dan 5
3 dan 5
4 dan 5
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