Asesmen Awal Kognitif_Larutan Penyangga
Quiz
•
Chemistry
•
12th Grade
•
Hard
Baiq Rohmi Masban
Used 9+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Asam konjugasi dari OH⁻ adalah...
HCO₃⁻
H₂O
NH₄⁺
HPO₄²⁻
HBr
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Basa konjugasi dari HPO₄²⁻ adalah...
PO₄³⁻
H₂PO₄⁻
H₃PO₄
OH⁻
H₂O
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Asam konjugasi dari CH₃COO⁻ adalah...
CH₃COOH
CH₃CO₂⁻
CH₄
OH⁻
H₂O
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Asam konjugasi dari CO₃²⁻ adalah...
HCO₃⁻
H₂CO₃
H₃O⁺
OH⁻
H₂O
5.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Dalam reaksi NH₃ + H₂O ⇌ NH₄⁺ + OH⁻, spesies yang bertindak sebagai asam konjugasi adalah...
NH₃ dan H₂O
H₂O dan NH₄⁺
NH₃ dan NH₄⁺
NH₃ dan OH⁻
H₂O dan OH⁻
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Jika suatu asam lemah HA memiliki basa konjugasi A⁻ yang kuat, maka pernyataan berikut yang sesuai adalah ...
Ka akan besar
Ka akan kecil
Kb akan besar
Kb akan kecil
Ka dan Kb akan sama
7.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Dalam reaksi HCl + H₂O → H₃O⁺ + Cl⁻, spesies yang bertindak sebagai basa konjugasi adalah...
HCl dan H₂O
H₂O dan H₃O⁺
HCl dan H₃O⁺
H₂O dan Cl⁻
HCl dan Cl⁻
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