Which of the following exist as covalent crystal in the solid state ?
Iodine
Silicon
Sulphur
Phosphorus
In silicon, constituent particles are bonded together by covalent bonds, therefore, it exists as covalent crystal in the solid state.
Covalent solids -
Atoms are covalent bonded in continuous network throughout solid.
- wherein
Ex. Diamond, graphite, carborundum (CSi), BN
Option 1)
Iodine
This is incorrect
Option 2)
Silicon
This is correct
Option 3)
Sulphur
This is incorrect
Option 4)
Phosphorus
This is incorrect
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