
Hidrolisis Garam
Authored by Marisha Neli
Chemistry
9th - 12th Grade

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15 questions
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1.
FILL IN THE BLANK QUESTION
30 sec • 1 pt
Sebutkan sifat garam Kalium Fluorida (KF)
2.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Garam yang mengalami hidrolisis dan sesuai dengan hasil uji lakmusnya adalah…
1
2
3
4
5
3.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Persamaan reaksi hidrolisis untuk garam yang bersifat asam adalah…
1
2
3
4
5
4.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Sebanyak 50 mL larutan HNO2 0,1 M direaksikan dengan 50 mL KOH yang molaritasnya 0,1 M. Reaksi yang terjadi:
KOH (aq) + HNO2 (aq) → KNO2 (aq) + H2O (l)
Jika Kw air = 10−14 dan Ka HNO2 = 5 × 10−4 maka besar pH campuran tersebut adalah ….
5
6
7
8
9
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
6.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)
A. 0.82
B. 1.64
C. 8.20
D. 6.4
E. 18.6
6.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Larutan 25 mL HCl 0,2 M direaksikan dengan 25 mL NH3 0,2 M sesuai reaksi:
NH3 (aq) + HCl (aq) → NH4Cl (aq)
Harga pH larutan yang terjadi adalah ….
(Kb NH3 = 10−5)
7 + log 1
9 + log 1
5 − log 1
13 − log 1
13 + log 1
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
250 mL larutan NH3 0,8 M dicampur dengan 250 mL larutan HCl 0,8 M (Kb = 10−5). Tentukan pOH larutan yang terjadi!
5 - log 2
5 + log 2
9 + log 2
9 - log 2
5 - log 9
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