Question

What happens when some naphthalene ball are left in the open ? ​

Answer 1

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• When the naphthalene balls are left open they undergo sublimation
• They get evaporated into the gaseous state without being transformed into liquid.

Answer 2

There is a process of sublimation that occurs where the naphthalene changes its state from solid to gas directly without changing to liquid in the middle. This is the reason why the naphthalene balls keeps reducing its size if we keep it exposed to the air and atmosphere.