
(POST TEST) ASAM BASA
Authored by Dewinta Yuka
Chemistry
University
Used 6+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Diantara kelompok asam berikut yang tergolong asam kuat adalah ....
Asam sulfat ,asam nitrat ,dan asam klorida
Asam klorida, asam sulfat dan asam asetat
Asam sulfide, asam flourida, dan asam sianida
Asan karbonat, asam asetat, dan asam fosfat
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Menurut konsep asam-basa Bronsted-Lowry dalam reaksi
NH3 + H2O → NH4+ + OH–
Dapat ditarik kesimpulan…..
NH4+ dan OH– adalah basa kuat
Air adalah asam karena dapat menerima sebuah proton
NH3 adalah asam karena memberi sebuah proton
Amonia dan air adalah pasangan asam-basa konjugat
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Larutan yang mempunyai pH lebih besar dari 7 adalah . . . .
Gula
alkohol
amoniak
asam sitrat
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Untuk mengukur derajat keasaman asam atau basa yang akurat, paling tepat menggunakan.
pH meter
indikator universal
metil jingga
Fenolftalein
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
larutan dapat dikatakan asam jika pada kertas lakmus merah berubah menjadi warna ...
merah
biru
netral
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Menurut Arhenius , asam adalah zat yang….
Molekulnya mengandung atom hydrogen
Dapat mengikat ion H+ dari air
Dapat melepas ion H+ dalam air
Dapat bereaksi dengn ion H+
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Di antara larutan asam berikut yang merupakan asam lemah adalah ....
HCOOH
HNO3
H2SO4
HCl
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