HIDROLISIS GARAM

Quiz
•
Chemistry
•
11th Grade
•
Hard
Suchory Putri
Used 1+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 3 pts
Perhatikan beberapa garam berikut ini !
I. KCl III. BaS V. NH4NO3
II. Al2(SO4)3 IV. MgBr2 VI. NaCN
Pasangan garam yang terhidrolisis parsial dan bersifat basa adalah ....
I dan II
II dan III
III dan IV
III dan VI
IV dan VI
2.
MULTIPLE CHOICE QUESTION
30 sec • 3 pts
Harga pH dari 100 mL larutan Fe(CH3COO)2 0,1 M adalah ....
(Ka CH3COOH = 2 x 10-5 ; Kb Fe(OH)2 = 2 x 10-15)
2
3
4
11
12
3.
MULTIPLE CHOICE QUESTION
30 sec • 3 pts
Sebanyak 276 gram garam Ca(CN)2 dilarutkan dalam 1000 mL air. Jika Ka HCN = 6 x 10-6 dan massa molar Ca(CN)2 = 92 gram/mol, pH larutan yang terbentuk adalah ....
2 - log 1
3 - log 1
4 - log 1
5 - log 1
6 - log 1
4.
MULTIPLE CHOICE QUESTION
30 sec • 3 pts
Sebanyak 50 mL larutan H2SO4 0,8 M direaksikan dengan 100 mL larutan NH4OH 0,8 M. Jika diketahui Kb NH4OH = 10,6 x 10-5, pH larutan yang terbentuk adalah ....
5
5 - log 6
6 - log 5
5 - log 0,5
5.
MULTIPLE CHOICE QUESTION
30 sec • 3 pts
Sebanyak 1 liter KF, Ka HF = 7 x 10-4 mempunyai pH = 9, massa KF dalam larutan tersebut adalah ....
(Massa molar KF = 58 g/mol)
0,406 gram
40,6 gram
406 gram
8,29 gram
82,86 gram
6.
MULTIPLE CHOICE QUESTION
30 sec • 3 pts
Nilai tetapan hidrolisis (Kh) dari 100 mL larutan garam Al2(SO4)3 0,05 M adalah .... (Kb Al(OH)3 = 10-6)
10-6
10-8
10-4,5
10-9
10-9,5
7.
MULTIPLE CHOICE QUESTION
30 sec • 3 pts
Garam yang dalam air dapat mengubah warna lakmus biru menjadi merah adalah ....
NaCl
KCN
NH4ClO4
K2SO4
CaCO3
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