Review UAS Semester Genap (Part-1) : Asam-Basa+Titrasi
Quiz
•
Chemistry
•
11th Grade
•
Hard
Qurratu Ainillana
FREE Resource
14 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Diberikan beberapa sifat larutan berikut.
1) Berasa pahit
2) Bersifat korosif
3) Dalam air terionisasi melepas ion H+
4) Dapat mengubah kertas lakmus merah menjadi biru
5) Terionisasi menjadi ion positif logam dan ion negatif hidroksil
Sifat basa ditunjukkan oleh nomor ....
1), 2), dan 3)
1), 3), dan 4)
1), 4), dan 5)
2), 3), dan 4)
3), 4), dan 5)
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Yang merupakan asam menurut Arrhenius adalah..
NH3
NH4Cl
H2CO3
BaSO4
Ba(OH)2
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Perhatikan reaksi asam-basa menurut Bronstead Lowry berikut!
1) NH4+(aq) + H2O(l) ↔ NH3(aq) + H3O+(aq)
2) CH3COOH+ HNO2 ↔ CH3COOH2++ NO2-
Spesi yang merupakan pasangan asam-basa konjugasinya adalah..
CH3COOH dan HNO2
CH3COOH2+ dan NO2-
NH4+ dan NH3
NH4+ dan H2O
NH3 dan H3O+
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Dari pengujian larutan dengan kertas lakmus diperoleh data diatas. Larutan yang mengandung konsentrasi ion OH- lebih besar dari pada konsentrasi ion H+ adalah…
A dan B
B dan C
B dan D
C dan E
A dan E
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Molekul berikut yang dapat berperan sebagai basa Lewis adalah...
BF3
CH4
NH3
PCl5
SF6
6.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Dari hasil pengujian maka pH air limbah 1 dan 2 berturut-turut adalah…...
pH ≤ 6,3 dan 7,6 ≤ pH ≤ 8,3
7,6 ≤ pH ≤ 8,3 dan pH ≥ 10
6,0 ≤ pH ≤ 8,3 dan pH ≤ 10
6,3 ≤ pH ≤ 7,6 dan pH ≥ 10
pH ≤ 10 dan 7,6 ≤ pH ≤ 8,3
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Sebanyak 250 mL larutan H2SO4 0,005 M mempunyai pH.....
11 + 2 log 5
11 + log 5
3 – log 5
12
2
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