SEL VOLTA DAN KEGUNAANNYA

Quiz
•
Chemistry
•
12th Grade
•
Easy
heri handoko
Used 34+ times
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15 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Bila diketahui:
Eo Ag = +0,80 volt
Eo Cu = +0,34 volt
Yang bertindak sebagai anoda dan katoda adalah ...
Anoda; Ag. Katoda; Cu
Anoda; Cu. Katoda; Ag
Anoda; Ag+. Katoda; Cu
Anoda; Ag. Katoda; Cu2+
Anoda; Ag+. Katoda; Cu2+
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Dalam suatu sel volta terjadi reaksi:
Cu + 2Ag+ ---> Cu2+ + 2Ag.
Jika diketahui:
E0 Cu2+/Cu = +0,34 volt
E0 Ag+/Ag = +0,80 volt,
maka potensial standar sel tersebut adalah…
1,74 volt
0,66 volt
0,53 volt
0,46 volt
0,94 volt
3.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Perhatikan data persamaan reaksi di bawah ini!
Al3+(aq) + 3e ---> Al(s) Eo = -1,66 volt
Zn2+(aq) + 2e ---> Zn(s) Eo = -0,76 volt
Notasi sel yang mungkin adalah ....
Zn/Zn2+//Al3+/Al
Al3+/Al//Zn/Zn2+
Al/Al3+//Zn2+/Zn
Zn2+/Zn//Al3+/Al
Al/Al3+//Zn/Zn2+
4.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Berdasarkan data:
Fe2+ + 2e- ---> Fe Eo = -0,44 volt
Ag+ + e- ---> Ag Eo = +0,80 volt
Zn2+ + 2e- ---> Zn Eo = -0,76 volt
Sn2+ + 2e- ---> Sn Eo = -0,14 volt
reaksi yang tidak dapat berlangsung spontan pada keadaan standar adalah…
Fe2+ + Zn ---> Fe + Zn2+
Pb2+ + Fe ---> Pb + Fe2+
Sn2+ + Zn ---> Fe + Zn2+
Zn2+ + Ag ---> Zn + Ag+
5.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Notasi sel yang benar adalah ....
Cu2+/Cu//Fe/Fe2+
Fe/Fe2+//Cu/Cu2+
Fe2+/Fe // Cu/Cu2+
Cu2+/Cu//Fe2+//Fe
Fe/Fe2+//Cu2+/Cu
6.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Arah aliran arus listrik adalah ...
Dari Al ke Cu
Dari Cu ke Al
Dari Al ke Al3+
Dari Cu ke Cu2+
Dari Al3+ ke Cu2+
7.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Besarnya Eo sel adalah ....
-1,53 volt
-0,01 volt
+0,01volt
+1,53 Volt
+1,77 volt
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