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NEETChemistrys Block Elements

What compound is formed when calcium oxide reacts with phosphoric acid?

Options

  1. ACalcium phosphate (Ca 3 (PO 4 ) 2 )
  2. BCalcium phosphide (Ca 3 P 2 )
  3. CCalcium pyrophosphate (Ca 2 P 2 O 7 )
  4. DCalcium hypophosphite (Ca(H 2 PO 2 ) 2 )

Correct answer

A. Calcium phosphate (Ca 3 (PO 4 ) 2 )

Step-by-step solution

The reaction of calcium oxide (CaO) with phosphoric acid (H 3 PO 4 ) forms calcium phosphate (Ca 3 (PO 4 ) 2 ).

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