KIMIA KELAS XI IPA
Quiz
•
Chemistry
•
12th Grade
•
Practice Problem
•
Hard
Andy Heriyanto
Used 58+ times
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15 questions
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1.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Mutiara adalah sistim koloid
padat dalam cair
cair dalam gas
cair dalam padat
gas dalam cair
gas dalam padat
2.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Yang termasuk koloid hidrofob adalah ......
amilum dalam air
protein dalam air
karbon dalam air
emak dalam air
agar-agar dalam air
3.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Larutan Ca(OH)2 yang konsentrasinya 0,01 M mempunyai [OH-] sebesar ......
0,001 M
0,01 M
0,1 M
0,02 M
0,05 M
4.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
5,8 gram Mg(OH)2 (Ar Mg = 24, O = 16, H = 1) di larutkan dalam air hingga volume larutan
200 mL. pH larutan tersebut adalah .........
12
12 + log 2
12 + log 4
2 – log 2
2 – log 4
5.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Pasangan asam-basa konyugasi dari reaksi :
CH3COOH + HNO2 CH3COOH2+ + NO2-
CH3COOH dan HNO2
CH3COOH dan NO2-
CH3COOH+ dan NO2-
CH3COOH2+ dan HNO2
CH3COOH2+ dan CH3COOH
6.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Banyaknya NaOH yang dibutuhkan untuk menetralkan 1 mol H2SO4 adalah ....... (5 menit)
0,5 mol
1 mol
1,5 mol
2 mol
3 mol
7.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Sebanyak 66 mg garam (NH4)2SO4 (Mr = 132) dilarutkan dalam air hingga volumenya 500 ml.
Kb NH4OH = 2 x 10-5- pH larutan tersebut adalah ..........
5
6
7
8
9
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