Kimia kls xi is 1 dan 2 Jenny
Quiz
•
Chemistry
•
11th Grade
•
Practice Problem
•
Hard

Jenny Simangunsong
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20 questions
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1.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Dari 1 gram NaOH (Mr = 40) akan dihasilkan larutan 0,25 M sebanyak ….
50 ml
100 ml
125 ml
150 ml
200ml
2.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Diantara garam berikut ini yang akan mengalami hidrolisis sempurna jika dilarutkan dalam air adalah ….
NaCN
NH4CN
(NH4)2CN
BaSO4
KCl
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Bila 0,1 gram NaOH dilarutkan menjadi 250 ml, maka pH larutan adalah ….
1
2
13
12
7
4.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Pada pelarutan NH3 terjadi kesetimbangan sebagai berikut.
NH3(aq) + H2O(l) ↔ NH4+ (aq) + OH– (aq)
merupakan pasangan asam-basa konjugasi adalah ….
NH3 dan H2O
NH4+ dan OH–
NH3 dan OH–
H2O dan NH4+
H2O dan OH–
5.
MULTIPLE CHOICE QUESTION
3 mins • 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
6.
MULTIPLE CHOICE QUESTION
3 mins • 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.
7.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Besarnya pH larutan 0,74 gram Ca(OH)2 (Ar Ca = 40, O = 16, dan H = 1) dalam 500 mL larutan adalah … .
2 – log 4
2 + log 4
11 + log 4
12 – log 4
12 + log 4
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