Multiple choice

When plaster of paris is heated at 200oC it is converted in to anhydrous calcium. This is known as ___________.

  1. dead burnt

  2. slaked lime

  3. slaked lime

  4. quick lime

  5. none of these
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

This option is correct, because plaster of paris when heated above 200oC is converted in to anhydrous calcium sulphate. This anhydrous is known as dead burnt. Because it does not set like plaster of paris when moistened with water.

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