SEL VOLTA

SEL VOLTA

12th Grade

10 Qs

quiz-placeholder

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Grade 12 - Chemistry Exercise #1

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SEL VOLTA

SEL VOLTA

Assessment

Quiz

Chemistry

12th Grade

Practice Problem

Hard

Created by

Abibatul Wafiroh

Used 599+ times

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Pernyataan yang benar tentang Anoda dan Katoda

anoda kutub positif

katoda kutub negatif

anoda tempat oksidasi

katoda tempat oksidasi

katoda dan anoda tempat reaksi oksidasi

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Beberapa alat yang menggunakan prinsip kerja sel volta adalah...

accu dan baterai,

accu dan strika

baterai dan AC

Televisi dan kipas angin

baterai dan dinamo

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Sel volta yang terdiri dari elektrode Cu dan Ag. EoCu2+/Cu = +0,34 Volt dan Eo Ag+/Ag = +0,80 volt, Pernyataan yang benar dari informasi tersebut adalah...

Cu sebagai kutub negatif

Cu mengalami reduksi

Ag mengalami oksidasi

Cu sebagai katoda

Cu maupun Ag tidak mengalami reaksi

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Zn2+ + 2e → Zn E° = – 0,76 volt

Cu2+ + 2e → Cu E° = + 0,34 volt

Potensial sel untuk reaksi Zn + Cu2+ → Zn2+ + Cu adalah ...

+0,42 volt

-0,42 volt

+1,10 volt

-1,10 volt

+1,11 volt

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Reaksi yang terjadi pada sel volta

 CuCu2++2eCu\rightarrow Cu^{2+}+2e 

 CuCu2++2eCu\rightarrow Cu^{2+}+2e  

 Cu +Cr Cu2++Cr3+Cu\ +Cr\ \rightarrow Cu^{2+}+Cr^{3+}  

 Cu+Cr3+Cu2++CrCu+Cr^{3+}\rightarrow Cu^{2+}+Cr  

 Cu2+ + Cr  Cu + Cr3+Cu^{2+}\ +\ Cr\ \rightarrow\ Cu\ +\ Cr^{3+}  

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

A

B

C

D

E

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Berikut ini adalah garam yang biasa digunakan untuk mengisi jembatan garam, kecuali...

KNO3

KCl

NaCl

Na2SO4

CH3COONH4

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