Evaluasi Kimia Semester IV

Evaluasi Kimia Semester IV

Professional Development

25 Qs

quiz-placeholder

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Evaluasi Kimia Semester IV

Evaluasi Kimia Semester IV

Assessment

Quiz

Chemistry

Professional Development

Practice Problem

Hard

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nurrhikk hikmahwati

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25 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Asam lemah berikut yang termasuk asam triprotik adalah....

HF

HCN

H2CO3

H2C2O4

H3PO4

2.

MULTIPLE CHOICE QUESTION

10 mins • 1 pt

Media Image

0,15

0,20

0,30

0,45

1,60

3.

MULTIPLE CHOICE QUESTION

10 mins • 1 pt

Asam asetat 0,1 M mempunyai derajat ionisasi 1%. Harga Ka asam asetat adalah....

10-6

2 x 10-6

10-5

2 x 10-5

10-4

4.

MULTIPLE CHOICE QUESTION

10 mins • 1 pt

Larutan basa lemah XOH 0,01 M dalam air terionisasi 1 %. Harga pH larutan tersebut adalah....

8

9

10

11

12

5.

MULTIPLE CHOICE QUESTION

10 mins • 1 pt

Larutan H2SO4 0,1 Mmempunyai pH sebesar....

1-log 2

1+log 1

1+log 2

2 - log 2

2 + log 1

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Beberapa zat dapat dipakai sebagai indikator. Syarat utama zat dapat digunakan sebagai indikator adalah....

mudah dipakai

murah dan mudah didapat

mudah disimpan dan tahan lama

sukar teroksidasi oleh oksigen

memberi warna yang berbeda dalam suasana asam dan basa

7.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Diketahui persamaan reaksi sebagai berikut:

HClO4 + CH3COOH ↔ClO4- + CH3COOH2+

Pernyataan yang benar mengenai reaksi tersebut adalah....

HClO4 adalah basa menurut Arrhenius

CH3COOH2+ adalah basa menurut Arrhenius

HClO4 adalah asam menurut Bronsted Lowry

ClO4- adalah asam menurut Bronsted Lowry

CH3COOH adalah asam menurut Bronsted-Lowry

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