UH KOLOID
Quiz
•
Chemistry
•
2nd Grade
•
Practice Problem
•
Medium
Septy Widyastuti
Used 15+ times
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25 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Berikut ini merupakan sifat koloid yaitu….
partikelnya terus bergerak
dapat mengadsorpsi ion
menghamburkan cahaya
dapat bermuatan listrik
semua benar
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Perhatikan beberapa sistem dispersi berikut!
1. Gel
2. Cat
3. Susu
4. Kanji
5. Agar-agar
Sistem dispersi yang tergolong emulsi ditunjukkan oleh nomor ….
1
2
3
4
5
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apakah yang dimaksud dengan buih?
Zat padat terdispersi dalam zat cair
Zat cair terdispersi dalam gas
Gas terdispersi dalam zat padat
Gas terdispersi dalam zat cair
Zat cair terdispersi dalam zat cair
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Efek Tyndall yang merupakan salah satu ciri koloid, terjadi karena partikel ….
Memancarkan cahaya
Menyerap cahaya
Meneruskan cahaya
Menghamburkan cahaya
Mempunyai gerak Brown
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kelebihan elektrolit dalam suatu dispersi koloid biasanya dihilangkan dengan ….
Elektrolisis
Elektroforesis
Dialisis
Dekalisis
Presipitasi
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Koagulasi koloid dapat terjadi jika :
1) Koloid dipanaskan
2) Mencampurkan dua macam koloid
3) Ditambahkan zat elektrolit
4) Partikel koloid didialisis
Pernyataan yang benar adalah nomor ….
1, 2, dan 3
1 dan 3
2 dan 4
4
Semua benar
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Koloid berbeda dengan suspensi dalam hal berikut ini.
1. Ukuran partikel
2. Homogenitas sistem
3. Kestabilan sistem
4. Gerak partikel
Pernyataan yang benar adalah ….
1, 2, 3
1 dan 3
2 dan 4
4
Semua benar
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