Which statement about the bonding in sodium chloride is correct?
A.
The sodium and chlorine atoms share pairs of electrons.
B.
The chlorine atoms give electrons to the sodium atoms to form positive and negative ions.
C.
There is covalent bonding between sodium and chlorine.
D.
The positive and negative ions have noble gas electronic configurations.
Exam No：0620_s24_qp_13 Year：2024 Question No：7
Answer:
D
Knowledge points:
2.6.1. Describe the giant covalent structures of graphite and diamond
2.6.2.1. graphite as a lubricant and as an electrode
2.6.2.2. diamond in cutting tools
2.6.3. Describe the giant covalent structure of silicon(IV) oxide
2.6.4. Describe the similarity in properties between diamond and silicon(IV) oxide, related to their structures
Solution:
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