Railways General Science & Technology General Concepts of Chemistry Sample Paper General Concepts of Chemistry Sample Test Paper-22

  • question_answer
    \[2HN{{O}_{3}}+Ca{{(OH)}_{2}}\xrightarrow{{}}Ca(N{{O}_{3}})+2{{H}_{2}}O;\] is an example of
    (i) Displacement reaction
    (ii) Double displacement reaction
    (iii) Neutralisation reaction
    (iv) Combination reaction

    A)  (i) and (ii)         

    B)  (ii) and (iii)

    C)  (iii) and (iv)      

    D)  (i) and (iv)

    Correct Answer: B


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