English

Give a reason for the following observation. Naphthalene balls disappear with time without leaving any solid.

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Question

Give a reason for the following observation. 

Naphthalene balls disappear with time without leaving any solid.

Give Reasons
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Solution

  • Naphthalene undergoes sublimation easily, i.e., the change of state from solid to gas takes place easily.
  • Thus, naphthalene balls disappear with time without leaving any solid.
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Chapter 1: Matter in Our Surroundings - Exercises [Page 12]

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NCERT Science [English] Class 9
Chapter 1 Matter in Our Surroundings
Exercises | Q 3. (a) | Page 12

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