Kuis Sel Volta

Kuis Sel Volta

12th Grade

10 Qs

quiz-placeholder

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Kuis Sel Volta

Kuis Sel Volta

Assessment

Quiz

Chemistry

12th Grade

Practice Problem

Hard

Created by

siti.munawaroh undefined

Used 35+ times

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 5 pts

Sel Volta mengubah energi .... menjadi energi .....

Listrik kimia

Listrik potensial

Listrik kinetik

Kimia listrik

Kimia → kinetik

2.

MULTIPLE CHOICE QUESTION

30 sec • 5 pts

Pada sel Volta dengan elektrode Pb dan Cu, aliran elektron bergerak dari....

Cu ke Cu2+

Cu ke Pb

Cu2+ ke Pb2+

Pb ke Cu

Pb ke Pb2+

3.

MULTIPLE CHOICE QUESTION

30 sec • 5 pts

Fungsi jembatan garam dalam sel Volta adalah....

Menambah muatan positif

Menambah muatan negatif

Menjaga keseimbangan kation dan anion

Mengurangi muatan positif

Mengurangi muatan negatif

4.

MULTIPLE CHOICE QUESTION

1 min • 5 pts

Suatu sel Volta ditulis dalam notasi sel berikut.

Cu(s) | Cu2+(aq) || Ag+(aq) | Ag(s)

Persamaan reaksi sel dari notasi sel tersebut adalah....

2Ag(s) + Cu2+(aq) → 2Ag+(aq) + Cu(s)

2Ag(s) + Cu(s) → 2Ag+(aq) + Cu2+(aq)

2Ag+(aq) + Cu(s) → 2Ag(s) + Cu2+(aq)

2Ag+(aq) + Cu2+(aq) → 2Ag(s) + Cu(s)

Ag+(aq) + Cu(s) → Ag(s) + Cu2+(aq)

5.

MULTIPLE CHOICE QUESTION

30 sec • 5 pts

Diketahui potensial sel untuk reaksi berikut.

Zn(s) + Fe3+(aq) → Zn2+(aq) + Fe(s)      E° = +0,32 V

Zn(s) + Ag+(aq) → Zn2+(aq) + Ag(s)      E° = +1,56 V

Fe(s) + Ag+(aq) → Fe2+(aq) + Ag(s)       E° = +0,24 V

Berdasarkan data potensial sel, dapat disimpulkan bahwa urutan ketiga logam tersebut dalam urutan reduktor yang menurun adalah....

Ag – Fe – Zn 

Ag – Zn – Fe

Fe – Zn – Ag

Fe – Ag– Zn

Zn – Fe – Ag

6.

MULTIPLE CHOICE QUESTION

3 mins • 5 pts

Diketahui E° dari beberapa logam berikut.

Mn2+ (aq) | Mn(s) E° = -1,20 volt

Cd2+ (aq) | Cd(s)   E° = -0,40 volt

Sn2+ (aq) | Sn(s)    E° = -0,13 volt

Hg2+ (aq) | Hg(s)   E° = +0,85 volt

Ag+ (aq) | Ag(s)    E° = +0,80 volt

Reaksi berikut yang menghasilkan E°sel paling besar adalah....

Mn(s) + Hg2+(aq) → Mn2+(aq) + Hg(s)

Cd(s) + 2Ag+(aq) → Cd2+(aq) + 2Ag(s)

Mn(s) + 2Ag+(aq) → Mn2+(aq) + 2Ag(s)

Sn(s) + Hg2+(aq) → Sn2+(aq) + Hg(s)

Mn(s) + Sn2+(aq) → Mn2+(aq) + Sn(s)

7.

MULTIPLE CHOICE QUESTION

2 mins • 5 pts

Reaksi berikut yang tidak dapat berlangsung spontan adalah....

Cu(s) + Zn2+(aq) → Cu2+(aq) + Zn(s)

Zn(s) + Cd2+(aq) → Zn2+(aq) + Cd(s)

Cd(s) + Cu2+(aq) → Cd2+(aq) + 2Ag(s)

Cd(s) + 2Ag+(aq) → Cd2+(aq) + 2Ag(s)

Zn(s) + 2Ag+(aq) → Zn2+(aq) + 2Ag(s)

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