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  • Which of the following elements of the carbon family has the highest heat of fusion?Option: 1 Carbon<div class='qna

Which of the following elements of the carbon family has the highest heat of fusion?

Option: 1

Carbon


Option: 2

Silicon


Option: 3

Germanium

 


Option: 4

Tin


Answers (1)

best_answer

Carbon has the highest heat of fusion among the elements of the carbon family. This is because carbon has a strong covalent bonding in its crystal lattice structure, which requires a significant amount of energy to break during melting.

The unique structure of its solid phase, known as diamond. Diamond has a tightly packed and highly symmetrical crystal lattice, with each carbon atom bonded to four other carbon atoms in a tetrahedral arrangement.

To melt diamond and transition it from its solid to liquid phase, a large amount of energy is required to break the strong covalent bonds between the carbon atoms. This energy, known as the heat of fusion, is much higher for carbon than for other elements with simpler crystal structures and weaker interatomic bonds.

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Gunjita

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