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JEE Main2003Chemistrys Block ElementsActual

The substance not likely to contain CaCO ₃ is

Options

  1. Acalcined gypsum
  2. Bsea shells
  3. Cdolomite
  4. Da marble statue

Correct answer

A. calcined gypsum

Step-by-step solution

Gypsum is CaSO ₄ 2 H ₂ O

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