kimia asam basa

Quiz
•
Chemistry
•
11th Grade
•
Hard
rina musfiroh
Used 3+ times
FREE Resource
5 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kertas lakmus biru akan berubah menjadi merah, bila dimasukkan ke dalam larutan…
Kalium hidroksida
Natrium klorida
Barium sulfat
Asam klorida
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Larutan yang mempunyai pH lebih besar dari 7 adalah . . . .
Gula
Asam nitrat
Asam klorida
Amoniak
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Derajat keasaman dari larutan 100 ml H2SO4 0,02 M adalah . . . .
2 – log 4
2 + log 4
12 + log 4
2 + log 2
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Larutan asam lemah NH4OH 0,1 M,dan Kb = 10-5 , nilai pH larutan tersebut adalah… . .
9
10
11
12
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Menurut konsep asam-basa Bronsted-Lowry dalam reaksi
NH3 + H2O → NH4+ + OH–
Dapat ditarik kesimpulan…..
Air adalah asam karena dapat menerima sebuah proton
Amonia dan air adalah pasangan asam-basa konjugat
NH3 dan NH4+ adalah pasangan asam-basa konjugat
NH3 adalah asam karena memberi sebuah proton
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