
teori asam basa
Quiz
•
Other
•
11th Grade
•
Practice Problem
•
Medium
Ilham Syaifullah
Used 2+ times
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14 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Menurut teori asam-basa Bronsted-Lowry, asam didefinisikan sebagai zat yang . . .
Meningkatkan [H+] bila dimasukkan kedalam H2O
Menurunkan [H+] bila dimaasukkan kedalam H2O
Meningkatkan [OH-] bila dimasukkan kedalam H2O
Menerima 1 H+ dari pasangan reaksinya
Memberi 1 H+ ke pasangan reaksinya
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Berapakah konsentrasi ion [OH-] dalam larutan jika konsentrasi H+ = 2 X 10-4 M (Diketahui Kw = 10-14)…….
5 X 10-10
5 X 10-18
0,5 X 10-10
0,2 X 10-10
2 X 10-10
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
dari senyawa-senyawa dibawah berikut yang dapat berperan sebagai asam Bronsted dan basa Bronsted adalah…..
Cl-
H2O
CO2
CO32-
NO3-
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Diantara zat-zat berikut yang memiliki keasaman paling kuat adalah….
HCN (Ka = 6,0 x 10-10)
CH3COOH (Ka = 1,8 x 10-5)
HCl (Ka = 1 x 106 )
NH3 (Ka = 10-33)
H2O (Ka = 1,8 x 10-16)
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Diantara spesi berikut manakah yang tidak berlaku sebagai asam Bronsted-Lowry…..
NH4+
H2O
HCO3-
CO32-
H2CO3
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Larutan CH3COOH 0,01 M ,Harga Ka = 1,8 x 10-5, nilai kosentrasi ion H+ larutan tersebut adalah……
1.8 x 10-7
4,2 x 10-4
4,2 x 10-6
2,4 x 10-4
2,4 x 10-6
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Berapa harga Ka asam asetat jika 0,1 mol CH3COOH dalam 1 liter laerutan mengandung 0,001 M ion H+?
1 x 10-7
1 x 10-6
1 x 105
1 x 10-5
1 x 106
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