Question

Heating of iodine crystals is considered to be a physical change.explain

Answer 1

Answer:It leads to formation of vapours of iodine and the composition remains same moreover it can be bought back or reversed with the help of physical processes

This is why it is a physical process

Explanation:

Answer 2

Answer:

Iodine contains weak Van Der Waals forces and therefore it easily converts it into gaseous form. The sublimation of iodine is an example of physical change because change of states takes place in this process.

Explanation:

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