NEET Sample Paper NEET Sample Test Paper-21

  • question_answer
      Which of the following is calcium superphosphate?

    A) \[Ca{{({{H}_{2}}P{{O}_{4}})}_{2}}{{H}_{2}}O+CaS{{O}_{4}}\]

    B) \[CaS{{O}_{4}}+CaO\]

    C) \[C{{a}_{3}}{{(P{{O}_{4}})}_{2}}+2CaS{{O}_{4}}\]

    D) \[Ca{{({{H}_{2}}P{{O}_{4}})}_{2}}{{H}_{2}}O+2(CaS{{O}_{2}}.2{{H}_{2}}O)\]

    Correct Answer: D

    Solution :

    Mixture of calcium dihydrogen phosphate and gypsum is known as calcium super phosphate. Hence, the correct option is (d).

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