ULANGAN HARIAN ELEKTROLISIS DAN HUKUM FARADAY
Quiz
•
Chemistry
•
12th Grade
•
Medium
Vera Tri Ningsih
Used 47+ times
FREE Resource
25 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Pernyataan yang tepat tentang cara memperoleh logam alkali adalah ….
Reduksi garam kloridanya
Oksidasi garam kloridanya
Elektrolisis leburan garam kloridanya
Elektrolisis larutan garam kloridanya
Hidrolisis larutan garam kloridanya
2.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Pada elektrolisis larutan AgNO3 dengan menggunakan elektroda Ag, persamaan reaksi yang terjadi pada anoda adalah ….
3.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Pada elektrolisis larutan NaCl dengan elektroda Pt, maka reaksi yang terjadi di katoda adalah ...
4.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Pada elektrolisis leburan NaCl diperoleh 11,5 gram logam Na (Ar Na=23). Pernyataan yang benar pada proses tersebut adalah ….
Terbentuk gas H2
Air mengalami reduksi
Pada katoda terbentuk gas Cl2
Na mengendap pada elektroda negatif
Volume gas yang terbentuk di anoda yaitu 11,2
liter (STP).
5.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Pada elektrolisis 1 liter larutan CaCl2 dialirkan arus listrik 10 ampere selama 96,5 detik, jika 1 F = 96500, maka pH larutan menjadi ….
1
2
6
12
13
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
1. Berapa faraday yang diperlukan untuk mereduksi 60 gram ion kalsium menjadi logam kalsium (Ar Ca=40) ?
1
2
4
1,5
3
7.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Untuk menetralkan larutan yang terbentuk di katoda pada elektrolisis larutan Na2SO4 diperlukan 50 mL larutan HCl 0,2 M. jumlah muatan listrik yang digunakan adalah …
0,0005 F
0,01 F
0,02 F
0,05
0,1 F
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