Beberapa larutan diuji dengan kertas lakmus didapat hasil sebagai berikut.
Larutan Lakmus Merah Lakmus biru
1 Merah Merah
2 Biru Biru
3 Merah Merah
4 Biru Biru
5 Merah Biru
Berdasarkan data di atas, larutan yang bersifat asam adalah…..
PAT kimia( asam basa-koloid)
Quiz
•
Chemistry
•
11th Grade
•
Hard
kimia cahyo
Used 4+ times
FREE Resource
25 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Beberapa larutan diuji dengan kertas lakmus didapat hasil sebagai berikut.
Larutan Lakmus Merah Lakmus biru
1 Merah Merah
2 Biru Biru
3 Merah Merah
4 Biru Biru
5 Merah Biru
Berdasarkan data di atas, larutan yang bersifat asam adalah…..
Larutan 1 dan 2
Larutan 1 dan 3
Larutan 2 dan 3
Larutan 2 dan 4
Larutan 4 dan 5
2.
MULTIPLE CHOICE QUESTION
30 sec • Ungraded
Perhatikan senyawa berikut ini!
(1) HNO3
(2) H3PO4
(3) HCl
(4) H2S
(5) CH3COOH
(6) H2SO4
Senyawa di atas yang merupakan asam monoprotik adalah ...
1, 2, 3
1, 3, 5
3, 4, 5
2, 4, 6
4, 5, 6
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Derajat keasaman dari larutan 100 ml H2SO4 0,02 M adalah . . . .
2 – log 4
2 + log 4
2 + log 2
12 + log 4
12
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Larutan basa lemah NH4OH 0,1 M,dan Kb = 10-5 , nilai pH larutan tersebut adalah… . .
11
3
9
14
6
5.
MULTIPLE CHOICE QUESTION
30 sec • Ungraded
Bahan yang bersifat basa di antara bahan berikut ini adalah ...
Obat maag
Larutan cuka
Vitamin C
Jus lemon
Yoghurt
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Pada reaksi : HCl + H2O ↔ H3O+ + Cl-, yang
menunjukkan asam Bronsted-Lowry
adalah….
H2O dan Cl-
H2O dan HCl
HCl dan H3O+
HCl dan Cl-
H2O dan H3O+
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
suatu sampel larutan diuji dengan indikator metil jingga menunjukkan warna kuning, dengan lakmus berwarna merah, dengan brom timol biru berwarna kuning, dengan fenolfthalein tidak berwarna. Perkiraan pH larutan adalah....
antara 4,4 sd 4,5
antara 4,4 sd. 6,0
antara 6,0 sd. 6,2
antara 6,2 sd. 8,0
lebih dari 8,0
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