TEORI DAN INDIKATOR ASAM BASA

Quiz
•
Chemistry
•
11th Grade
•
Medium
Wi wid
Used 30+ times
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20 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Di antara pernyataan berikut, yang kurang tepat tentang asam adalah ... .
mempunyai rasa asam
tergolong elektrolit kuat
korosif
dapat menetralkan basa
mempunyai pH lebih kecil dari 7
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Di antara kelompok asam berikut, yang bervalensi dua adalah ... .
asam nitrat, asam cuka, dan asam fosfat
asam sulfit, asam karbonat, dan asam asetat
asam nitrat, asam klorida, dan asam sulfat
asam sulfat, asam sulfida, dan asam karbonat
asam sulfat, asam fosfat, dan asam nitrat
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Senyawa HClO4 dapat bersifat asam maupun basa. Reaksi yang menunjukkan bahwa HClO4 bersifat basa adalah …
HClO4 + NH2– ↔ ClO4+ + NH3
HClO4 + NH3 ↔ ClO4- + NH4+
HClO4 + H2O↔ ClO4– + H3O+
HClO4 + OH– ↔ ClO4– + H2O
HClO4 + N2H5+ H2ClO4- + N2H4
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Perhatikan reaksi berikut:
H2O + CH3COO– ↔ CH3COOH + OH– Pasangan asam basa konjugasi menurut teori asam basa Bronsted Lowry adalah …
H2O dan CH3COO–
CH3COOH dan H2O
H2O dan OH–
CH3COO– dan OH–
CH3COOH dan OH–
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Diketahui persamaan reaksi:
C2H4O2 + H2O ↔H3O+ + C2H3O2– Yang termasuk asam basa konjugasi menurut Bronsted Lowry adalah …
C2H4O2 dan H2O
C2H4O2 dan C2H3O2–
H2O dan C2H3O2–
C2H4O2 dan H3O+
H3O+ dan C2H3O2–
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Dalam reaksi:
NH3 + H2O → NH4+ + OH– , pernyataan berikut yang sesuai dengan konsep Bronsted Lowry adalah ....
air adalah asam karena dapat menerima sebuah proton
amonia dan air adalah pasangan asam basa konjugasi
NH3 dan NH4+ adalah pasangan asam basa konjugasi
NH3 adalah asam karena memberi sebuah proton
NH4+ dan OH– adalah basa kuat
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Asam konjugasi H2PO4– adalah …
PO43–
H3O+
H3PO4
H2PO4–
P2O5
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