Question

Rani had kept naphthalene balls in her woollen last year .When she opened the trunk the ball were missing. Where did the naphthalene ball vanish?

for class 6​

Answer 1

Naphthalene balls disappear with time without leaving any solid. Naphthalene undergoes sublimation easily i.e., the change of state of naphthalene from solid to gas without the intervention of the liquid state.

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