Pretest (Redoks)

Pretest (Redoks)

University

20 Qs

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Pretest (Redoks)

Pretest (Redoks)

Assessment

Quiz

Chemistry

University

Hard

Created by

Muhammad Fathurrahman

Used 1+ times

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20 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Bilangan oksidasi fosfor paling rendah terdapat pada senyawa....

PH4Br

POBr3

PF3

PCl5

Ca3(PO4)2

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Reaksi berikut ini yang merupakan reaksi redoks adalah… .

NaOH + HCl → NaCl + H2O

CaSO4 + 2 LiOH → Ca(OH)2 + Li2SO4

Mg(OH)2 + 2 HCl → MgCl2 + 2 H2O

BaCl2 + H2SO4 → BaSO4 + 2 HCl

MnO2 + HCl → MnCl2 + 2 H2O + Cl2

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Di antara reaksi-reaksi tersebut di bawah ini yang merupakan contoh reaksi redoks adalah… .

AgNO3 + NaCl → AgCl + NaNO3

2 KI + Cl2 → I2 + 2 KCl

NH3 + H2O → NH4+ + OH-

NaOH + CH3COOH → CH3COONa + H2O

Al2O3 + 2 NaOH → 2 NaAlO2 + H2O

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Biloks Mn tertinggi terdapat pada senyawa… .

KMnO4

MnO2

K2MnO4

MnCl2

MnS

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Pada reaksi

3 CuS + 8 H+ + 2 NO3- -> 3 Cu2+ + 2 NO + 3S + 4 H2O

Unsur yang mengalami oksidasi adalah....

Cu

N

H

S

O

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Di antara reaksi-reaksi di bawah ini yang bukan reaksi redoks adalah....

SnCl2 + I2 + 2 HCl -> SnCl4 + 2 HI

H2 + Cl2 -> 2 HCl

CuO + 2 HCl -> CuCl2 + H2O

Cu2O + C -> 2 Cu + CO

MnO2 + 4 HCl -> MnCl2 + 2 H2O + Cl2

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Reaksi oksidasi, karena reaksi yang ditandai dengan pengikatan elektron

Reaksi oksidasi, karena reaksi yang ditandai dengan pelepasan elektron

Reaksi oksidasi, karena reaksi yang ditandai dengan pengikatan oksigen

Reaksi reduksi, karena reaksi yang ditandai dengan pelepasan oksigen

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