Ujian Akhir Semester Kimia

Ujian Akhir Semester Kimia

12th Grade

43 Qs

quiz-placeholder

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Ujian Akhir Semester Kimia

Ujian Akhir Semester Kimia

Assessment

Quiz

Chemistry

12th Grade

Hard

Created by

mega lestary

Used 1+ times

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43 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Asam cuka (CH3COOH) termasuk senyawa asam. Menurut Arhenius, asam cuka mempunyai sifat asam karena …

Memiliki atom hidrogen

Dalam air melepaskan ion H+

Dalam air melepaskan ion OH-

Dapat menerima pasangan elektron

dapat memberi proton kepada molekul air

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Yang termasuk larutan asam dan basa berturut- turut adalah …

III dan II

III dan I

I dan IV

II dan I

II dan IV

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Kertas lakmus merah akan menjadi biru bila dicelupkan kedalam larutan...

C2H5OH

HCOOH

KOH

HClO4

HCL

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Pasangan asam-basa konjugasi dari reaksi: CH3COOH + HNO2 →CH3COOH2+ + NO2- adalah ….

CH3COOH2+ dan HNO2

CH3COOH2+ dan NO2

CH3COOH2+ dan CH3COOH

CH3COOH dan HNO2

CH3COOH dan NO2

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Asam konjugasi CH3COO- adalah....

CH3COOH

OH-

CH3COO-

H3O+

H+

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Pasangan yang merupakan basa dan asam konjugasi pada reaksi: HPO42-(aq) + HNO3(aq) → H2PO4-(aq) + NO3(aq) adalah..

HPO42-(aq) dan HNO3(aq)

H2PO4-(aq) dan NO3(aq)

HPO42-(aq) dan NO3(aq)

HNO3(aq) dan H2PO4-(aq)

HPO42-(aq) dan H2PO4-(aq)

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Reaksi yang menunjukkan bahwa HClO4 adalah basa adalah…..

HClO4 + NH2- ⇌ ClO4- + NH3

HClO4 + NH3 ⇌ ClO4- + NH4+

HClO4 + H2O ⇌ ClO4- + H3O+

HClO4 + OH- ⇌ ClO4- + H2O

HClO4 + N2H5+ ⇌ H2ClO4- + N2H4

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