Question detail
Explain why giant covalent structures typically have very high melting points.
Try the question, check the answer, then read the explanation to understand the curriculum point.
At a glance
Question
Type
exam_style
Style
Topic
How bonding and structure are related to the properties of substances
Question
Explain why giant covalent structures typically have very high melting points.
Answer
Giant covalent structures typically have very high melting points because they consist of a large number of strong covalent bonds that need to be broken in order to melt the substance. The extensive network of bonds throughout the structure requires a significant amount of energy to overcome.
Explanation
This answer is strong as it clearly links the high melting points of giant covalent structures to the presence of strong covalent bonds, demonstrating an understanding of the relationship between bonding and physical properties. The question tests the student's ability to explain a key property of these substances.
Common mistake
Misunderstanding Giant Covalent Structures
Students often describe giant covalent substances as having weak bonds between atoms.
Emphasize that giant covalent substances are characterized by many strong covalent bonds linking the atoms together.
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