Quiz Sel Volta dan Potensial Reduksi

Quiz Sel Volta dan Potensial Reduksi

Assessment

Flashcard

Chemistry

12th Grade

Hard

Created by

Rinel Bukhari

FREE Resource

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10 questions

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1.

FLASHCARD QUESTION

Front

Pernyataan tepat tentang sel volta: (1) Energi kimia jadi listrik (2) Elektron dari katode ke anode (3) Anode negatif, elektrolisis anode positif (4) Oksidasi di anode sel volta, reduksi di anode elektrolisis.

Back

1,2,3

2.

FLASHCARD QUESTION

Front

Potensial sel Mn/Mn2+//Ag+/Ag:

Back

3,16 V

3.

FLASHCARD QUESTION

Front

Diagram sel volta: Mg2+ | Mg || Cu | Cu2+

Back

Mg2+ | Mg || Cu | Cu2+

4.

FLASHCARD QUESTION

Front

Potensial reduksi: Fe3+|Fe2+ = +0,77 V, Br2|Br- = +1,07 V, I2|I- = +0,54 V, Zn2+|Zn = -0,76 V, Cu2+|Cu = +0,34 V. Reaksi dengan potensial terkecil dan spontan:

Back

Zn + Cu2+ → Cu + Zn2+

5.

FLASHCARD QUESTION

Front

Diagram sel volta: Zn|Zn2+||Pb2+|Pb

Back

Zn|Zn2+||Pb2+|Pb

6.

FLASHCARD QUESTION

Front

Data harga reduksi standar: Ag+ + e- → Ag (Eo = +0,80 V), Pb2+ + 2e- → Pb (Eo = -0,14 V), Ni2+ + 2e- → Ni (Eo = -0,25 V), Fe2+ + 2e- → Fe (Eo = -0,44 V), Cu2+ + 2e- → Cu (Eo = +0,34 V). Notasi sel spontan:

Back

Ag|Ag+||Fe2+|Fe

7.

FLASHCARD QUESTION

Front

Potensial reduksi: Fe3+|Mg2+ = +0,77 V, Cu2+|Cu = +0,34 V, Zn2+|Zn = -0,76 V, Mg2+|Mg = -2,37 V. Reaksi: Mg + 2Fe3+ → Mg2+ + 2Fe2+.

Back

+3.14

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