Pre - Test Hidrolisis Garam Pertemuan ke -3
Quiz
•
Chemistry
•
11th Grade
•
Hard
Nada Nahria
Used 2+ times
FREE Resource
5 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
pH suatu senyawa setelah dihitung adalah 9 dengan penyusunnya adalah asam lemah dan basa kuat, maka garam tersebut bersifat ....
Asam
Netra
Basa
asam dan basa
Sangat netral
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Perhatikan data berikut ini :
1.CH3COO- + H2O ==> CH3COOH + OH-
2.PO43- + 3H2O ==> H3PO4 + 3OH-
3.NH4+ + H2O ==> NH4OH + H+
4.CN- + H2O ==>HCN + OH-
5.Al3+ + 3H2O ==> Al(OH)3 + 3H+
Pasangan persamaan reaksi hidrolisis yang bersifat basa adalah . . .
3 dan 5
2 dan 3
2 dan 5
1 dan 2
4 dan 5
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Bila Ka CH3COOH = 1 x 10–5, maka pH larutan Ba(CH3COO)2 0,1 M adalah ….
1
5 – log 1,4
9
9 – log 1,4
9 + log 1,4
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
suatu larutan garam yang penyusunnya asam lemah dan basa lemah, dengan Ka = 10-5 dan Kb = 1,8 x 10-7 mempunyai sifat ....
Asam
Basa
Netral
Sangat Netral
Asam dan basa
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Larutan garam di bawah ini yang akan
mengubah warna kertas lakmus merah
menjadi biru ….
NaBr
NH4Cl
CaCl2
CH3COONa
KI
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