Soal Latihan OSN Kimia Kelas XI

Soal Latihan OSN Kimia Kelas XI

11th Grade

25 Qs

quiz-placeholder

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Soal Latihan OSN Kimia Kelas XI

Soal Latihan OSN Kimia Kelas XI

Assessment

Quiz

Chemistry

11th Grade

Practice Problem

Hard

Created by

Supriyatna Agus

Used 6+ times

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25 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

2 mins • 4 pts

Unsur yang terletak pada golongan alkali tanah adalah:

Lithium

Beryllium

Magnesium

Natrium

Kalium

2.

MULTIPLE CHOICE QUESTION

2 mins • 4 pts

Senyawa yang memiliki ikatan ion adalah:

H₂O

CO₂

NaCl

CH₄

NH₃

3.

MULTIPLE CHOICE QUESTION

2 mins • 4 pts

Bilangan oksidasi nitrogen dalam HNO₃ adalah:

+1

+2

+3

+5

-3

4.

MULTIPLE CHOICE QUESTION

2 mins • 4 pts

Unsur yang paling elektronegatif adalah:

Oksigen

Fluorin

Klorin

Nitrogen

Bromin

5.

MULTIPLE CHOICE QUESTION

2 mins • 4 pts

Tipe ikatan yang terjadi dalam molekul O₂ adalah:

Ikatan ion

Ikatan kovalen rangkap dua

Ikatan kovalen tunggal

Ikatan logam

Ikatan hidrogen

6.

MULTIPLE CHOICE QUESTION

2 mins • 4 pts

Isotop adalah atom dari unsur yang sama dengan:

Jumlah proton dan neutron sama

Jumlah proton sama tetapi jumlah neutron berbeda

Jumlah proton berbeda

Massa atom yang sama

Jumlah elektron yang berbeda

7.

MULTIPLE CHOICE QUESTION

2 mins • 4 pts

Rumus empiris dari C₂H₄ adalah:

CH₂

C₂H₆

CH₃

CH₄

C₂H₄

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