teori asam basa

teori asam basa

11th Grade

14 Qs

quiz-placeholder

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teori asam basa

teori asam basa

Assessment

Quiz

Other

11th Grade

Practice Problem

Medium

Created by

Ilham Syaifullah

Used 2+ times

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14 questions

Show all answers

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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