
POSTEST
Quiz
•
Chemistry
•
10th Grade
•
Practice Problem
•
Hard
Fenny Safitri
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8 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
1. Senyawa ion seperti NaCl dapat menghantarkan listrik dalam larutan karena....
a. Mengandung ikatan kovalen
b. Menghasilkan ion-ion bebas saat larut
c. Molekulnya netral
d. Tidak mengalami perubahan
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
2. Dalam pembentukan NaCl, Na akan...
a. Menarik elektron dari Cl
b. Melepaskan satu elektron menjadi ion positif
c. Membentuk ikatan kovalen
d. Tidak mengalami perubahan
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
3. Elektron bebas dalam logam menyebabkan logam bersifat
a. Tidak reaktif
b. Tidak larut
c. Konduktor listrik dan panas
d. Tidak stabil
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
4. Sifat yang tidak dimiliki oleh senyawa ion adalah
a. Keras
b. Titik leleh tinggi
c. Menguap pada suhu rendah
d. Larut dalam air
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
5. Ikatan logam dicirikan oleh
a. Elektron yang diam
b. Lautan elektron yang bergerak bebas
c. Ikatan dengan nonlogam
d. Terbentuk dalam senyawa ion
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
6. Ikatan ion terjadi karena adanya...
6. Ikatan ion terjadi karena adanya...
a. Gaya tarik antar molekul
b. Gaya tarik antara kation dan anion
c. Pemakaian bersama elektron
d. Tolak-menolak elektron
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
7. Unsur logam seperti aluminium membentuk ikatan logam dengan
a. Gas mulia
b. Atom logam lainnya
c. Atom nonlogam
d. Molekul air
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