5.6 Ikatan Logam
Quiz
•
Science, Chemistry
•
8th - 9th Grade
•
Medium
Nur Zahidah
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5 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apakah maksud lautan elektron?
Daya tarikan antara muatan positif ion² (kation logam) dengan muatan negatif yang terbentuk dari elektron² valen dari atom² logam
Elektron yang telah dinyahsetempatkan
Logam yang tersusun secara rapat dan teratur dalam keadaan pepejal
Elektron yang bergerak bebas di dalam struktur logam yang membawa cas dari terminal positif ke terminal negatif
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Tentukan yang manakah ikatan logam.
CuSO4
FeCl3
NaCl
Fe
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apakah asas ikatan logam?
Daya tarikan atom logam yang neutral
Daya tarikan antara ion logam dan elektron yang saling berkait
Daya tarikan antara neutron dan proton
Daya tarikan antara ion logam positif dengan elektron yang bergerak bebas
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Pada suhu bilik, kebanyakan logam adalah
cecair
gas
pepejal
aloi
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Mengapa logam boleh mengkonduksi elektrik?
Kerana logam berkilat
Kerana elektron disusun padat dalam bentuk kekisi
Kerana elektron dinyahsetempatkan dan dapat bergerak
Kerana elektron dikongsi di antara dua ion logam
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