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NEET Sample Paper NEET Sample Test Paper-30

  • question_answer
    When \[{{F}_{2}}\] reacts with hot and concentrated alkali then following will be obtained:
    I. \[O{{F}_{2}}\]
    II. \[{{O}_{2}}\]
    III. \[{{H}_{2}}O\]
    IV. NaF

    A)  I, III and IV                 

    B)  II and III

    C)  II, III and IV      

    D)  all of the above

    Correct Answer: C

    Solution :

    Fluorine does not form oxyacids as it is the most electronegative element. \[2{{F}_{2}}+4NaOH\xrightarrow{{}}4NaF+{{O}_{2}}+2{{H}_{2}}O\]     


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