REAKSI REDOKS & ELEKTROKIMIA PART 1

Presentation

•

Chemistry

•

12th Grade

•

Medium

Sofwatul Umah

Used 3+ times

FREE Resource

16 Slides • 11 Questions

REAKSI REDOKS & ELEKTROKIMIA PART 1

Multiple Choice

Suatu reaksi dikatakan mengalami reaksi redoks jika

mengalami rekasi reduksi

mengalami reaksi oksidasi

mengalami reaksi reduksi dan oksidasi

teroksidasi oleh udara saja

Multiple Choice

Bilangan oksidasi dari SO₄^2- adalah ....

-2

Multiple Choice

Bilangan Oksidasi dari unsur H₂ adalah ....

-3

Multiple Choice

Di antara senyawa dan ion di bawah manakah yang memiliki biloks -1

Na⁺

PO₃^3-

NH₄⁺

OH^-

Multiple Choice

jumlah total biloks dalam senyawa ZnSO₄ adalah ....

-2

Multiple Choice

Bilangan oksidasi Mn dalam KMnO₄ adalah ….

Multiple Choice

Bilangan oksidasi $Br$ dalam $BrO_3\ ^-$ adalah...

-1

-5

Multiple Choice

Reaksi berikut yang termasuk reaksi reduksi menurut konsep pelepasan dan pengikatan oksigen adalah ….

4Fe(s) + 3O₂(g) → 2Fe₂O₃(s)

2Mg(s) + O₂(g) → 2MgO(s)

4KClO₃(aq) → 2KCl(aq) + 3O₂(g)

4FeS₂(s) + 11O₂(g) → 2Fe₂O₃(s) + 8SO₂(g)

Multiple Choice

Reaksi berikut yang termasuk reaksi reduksi menurut konsep serah terima

elektron adalah....

Na(s) + HCl(aq) → NaCl(aq)+ H₂(g)

H₂(g) → 2H⁺(aq) + 2e^-

Cu²⁺(aq) + 2e^- → Cu(s)

Fe²⁺(aq) → Fe³⁺(aq) + e^-

Multiple Choice

Reaksi berikut yang termasuk reaksi reduksi menurut konsep bilangan oksidasi adalah ….

Al(OH)₃(s) → Al(s) + 3OH^-(s)

Na(s) + Cl^-(aq) → NaCl(aq)

CH3COOH(aq)+ NaOH(aq)→CH3COONa(aq)+ H₂O(l)

HCl(aq)+ NaOH(aq) → NaCl(aq)+ + H₂O(l)

Multiple Choice

Pada reaksi : $2KClO_{3\ }+\ 3S\ \rightarrow\ KCl\ +\ 3SO_2$ yang berperan sebagai oksidator adalah...

$KClO_3$

$S$

$KCl\ dan\ SO_2$

$KCl$

$SO_2$

REAKSI REDOKS & ELEKTROKIMIA PART 1

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