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An example of a substance that does not change directly from solid to gas when...

Chemistry
JAMB 2024

An example of a substance that does not change directly from solid to gas when heated is

  • A. NH\(_4\)Cl\((_s\))
  • B. I\(_2\)\((_s\))
  • C. CaCO\(_3\) \((_s\))
  • D. S\(_8\) \((_s\))
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Correct Answer: Option C
Explanation

NH\(_4\)Cl, I\(_2\), S\(_8\) all undergo sublimation. i.e changes from solid to gaseous substances without first changing to liquid, when heated but CaCO\(_3\) does not.

There is an explanation video available below.

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Explanation Video

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