
Sel Volta
Presentation
•
Chemistry
•
11th Grade
•
Hard
Eka Pratiwi -
Used 2+ times
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3 Slides • 3 Questions
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Sel Volta
by Eka Pratiwi
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Sel volta
Sel volta (sel galvani) adalah sel elektrokimia di mana energi kimia dari reaksi redoks spontan diubah menjadi energi listrik. Prinsip kerja sel volta dalam menghasilkan arus listrik adalah aliran transfer elektron dari reaksi oksidasi di anode ke reaksi reduksi di katode melalui rangkaian luar.
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Komponen sel volta
Anode, yaitu elektrode tempat terjadinya reaksi oksidasi
Katode, yaitu elektrode tempat terjadinya reaksi reduksi.
Elektrolit, yaitu zat yang dapat menghantarkan listrik.
Rangkaian luar, yaitu kawat konduktor yang menghubungkan anode dengan katode.
Jembatan garam, yaitu rangkaian dalam yang terdiri dari larutan garam. Jembatan garam memungkinkan adanya aliran ion-ion dari setengah sel anode ke setengah sel katode, dan sebaliknya sehingga terbentuk rangkaian listrik tertutup.
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Multiple Choice
Berikut ini yang bukan merupakan komponen dari sel volta adalah....
Anoda
katoda
elektrolit
Jembatan logam
Rangkaian luar
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Sel Volta
by Eka Pratiwi
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