
Asesmen Elektrolisis

Quiz
•
Chemistry
•
12th Grade
•
Hard
Zulkifli Maulana
Used 5+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Berikut merupakan faktor yang menyebabkan korosi, kecuali...
H2O
O2
CO2
NaCl
2.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Berikut merupakan cara untuk menghambat terjadinya korosi, kecuali...
Pelapisan
Perlindungan Katodik
Pengecatan
Perlindungan Anodik
3.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Terjadi reaksi 2H+ + 2e- → H2 pada katoda, maka kondisi elektrolisis yang sesuai adalah?
Elektrolisis larutan HCl dengan elektroda Pt
Elektrolisis larutan NaOH dengan elektroda Pt
Elektrolisis larutan NaOH dengan elektroda Na
Elektrolisis larutan NaCl dengan elektroda Pt
4.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Terjadi reaksi Pb → Pb2+ + 2e- pada anoda, maka kondisi elektrolisis yang sesuai adalah?
Elektrolisis larutan Pb(NO3)2 dengan elektroda Pt
Elektrolisis larutan Pb(NO3)2 dengan elektroda Au
Elektrolisis larutan Pb(NO3)2 dengan elektroda Grafit
Elektrolisis larutan Pb(NO3)2 dengan elektroda Pb
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Reaksi apa yang terjadi pada anoda jika melakukan elektrolisis larutan H3PO4 dengan elektroda Grafit?
2H2O → O2 + 4H+ + 4e-
4OH- → 2O2 + 2H2 + 4e-
2H+ + 2e- → H2
2H2O + 2e-→ H2 + 2OH-
6.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Reaksi apa yang terjadi pada katoda jika melakukan elektrolisis larutan MgCrO4 dengan elektroda Cu?
2H2O → O2 + 4H+ + 4e-
4OH- → 2O2 + 2H2 + 4e-
2H+ + 2e- → H2
2H2O + 2e-→ H2 + 2OH-
7.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Berapa gram Cd (Ar =112 , biloks +2) yang didapatkan jika melakukan elektrolisis Cd(NO3)2 dengan elektroda Pt menggunakan arus listrik 12,5 Ampere selama 7 menit?
6,09 gram
3,05 gram
0,05 gram
0,10 gram
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