Kuiz Kimia 6.3 Elektrolisis Larutan Akueus
Quiz
•
Other Sciences, Chemistry
•
9th - 10th Grade
•
Practice Problem
•
Hard
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apakah ion-ion yang terdapat di dalam larutan akueus natrium sulfat?
I. ion natrium
II. ion hidrogen
III. ion sulfat
IV. ion hidroksida
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Rajah menunjukkan susunan radas untuk elektrolisis larutan kuprum(II) sulfat dengan kepekatan 0.1 mol/ dm3. Ramalkan pemerhatian yang akan diperoleh di katod.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Antara faktor-faktor berikut, yang manakah mempengaruhi hasil elektrolisis larutan akueus?
I. kepekatan ion dalam elektrolit
II. kehadiran bendasing dalam elektrolit
III. Jenis elektrod yang digunakan
IV. Jarak antara elektrod apabila diletakkan dalam elektrolit
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Rajah menunjukkan elektrolisis larutan argentum nitrat 1.0 mol dm-3 dengan menggunakan elektrod argentum. Setengah persamaan yang manakah mewakili tindak balas yang berlaku di anod?
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Rajah menunjukkan elektrolisis larutan akueus magnesium sulfat, MgSO4. Apakah hasil elektrolisis di elektrod A dan B?
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Larutan kuprum(II) sulfat dielektrolisiskan menggunakan elektrod kuprum. Apakah yang diperhatikan pada anod dan katod selepas 30 minit?
plat kuprum menipis
Katod :
plat kuprum menebal
Plat kuprum menipis
Katod :
gelembung gas terbebas
Plat kuprum menebal
Katod :
Plat kuprum menipis
Gelembung gas terbebas
Katod :
Plat kuprum menebal
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Elektrolisis larutan Y, 1.0 mol dm-3 dijalankan menggunakan elektrod karbon. Selepas 10 minit, suatu gas kuning kehijauan yang menukarkan kertas litmus biru ke merah kemudian putih dibebaskan di anod. Antara berikut, yang manakah paling mungkin larutan Y?
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