1.

    Action of HNO2{\rm{HN}}{{\rm{O}}_2} on CH3NH2{\rm{C}}{{\rm{H}}_3}{\rm{N}}{{\rm{H}}_2} gives:

    A

    CH3OH{\rm{C}}{{\rm{H}}_3}{\rm{OH}}

    B

    CH3OCH3{\rm{C}}{{\rm{H}}_3} \cdot {\rm{O}} \cdot {\rm{C}}{{\rm{H}}_3}

    C

    CH3O{\rm{C}}{{\rm{H}}_3}{\rm{O}}N{\rm{N}}=N{\rm{N}}

    D

    Both (2) and (3)

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    2.

    Complete the following reaction:  CH3CH2OH+PCl3\ CH_3CH_2OH + PCl_3 \rightarrow ?

    A

    3 CH3CH2Cl+H3PO33 \ CH_3CH_2Cl + H_3PO_3

    B

    CH3CH2Cl+HCl+POCl3CH_3CH_2Cl + HCl + POCl_3

    C

    CH3CH2Cl+H3PO4CH_3CH_2Cl + H_3PO_4

    D

    3 CH3CH2Cl+PCl33 \ CH_3CH_2Cl + PCl_3

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    4.

    Which one can differentiate between C2H5OH{{\rm{C}}_2}{{\rm{H}}_5}{\rm{OH}} and CH3OH{\rm{C}}{{\rm{H}}_3}{\rm{OH}}?

    A

    H2O{{\rm{H}}_2}{\rm{O}}

    B

    Na2CO3+  I2{\rm{N}}{{\rm{a}}_2}{\rm{C}}{{\rm{O}}_3} + {\rm{\;}}{{\rm{I}}_2}

    C

    NH3{\rm{N}}{{\rm{H}}_3}

    D

    HCI{\rm{HCI}}

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    6.

    Methanol cannot be dried with anhydrous CaCI2{\rm{CaC}}{{\rm{I}}_2} because

    A

    CaCI2{\rm{CaC}}{{\rm{I}}_2} dissolves in it

    B

    It is not good dehydrating agent

    C

    It forms a solid CaCI2.4CH3OH{\rm{CaC}}{{\rm{I}}_2}.4{\rm{C}}{{\rm{H}}_3}{\rm{OH}}

    D

    It reacts with CH3OH{\rm{C}}{{\rm{H}}_3}{\rm{OH}}

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    8.

    Glyoxal is:

    A

    CH2OH{\rm{C}}{{\rm{H}}_2}{\rm{OH}}CHO{\rm{CHO}}

    B

    CH2{\rm{C}}{{\rm{H}}_2}=OH{\rm{OH}}

    C

    CHO{\rm{CHO}}CHO{\rm{CHO}}

    D

    CH2{\rm{C}}{{\rm{H}}_2}=CHCHO{\rm{CHCHO}}

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    9.

    A fruity smell is obtained by the reaction of ethanol with

    A

    CH3COCH3{\rm{C}}{{\rm{H}}_3}{\rm{COC}}{{\rm{H}}_3}

    B

    PCI5{\rm{PC}}{{\rm{I}}_5}

    C

    CH3COOH{\rm{C}}{{\rm{H}}_3}{\rm{COOH}}

    D

    CH3CHO{\rm{C}}{{\rm{H}}_3}{\rm{CHO}}

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    10.

    Methylated spirit is:

    A

    Methanol containing some pyridine

    B

    Methanol containing some pyridine

    C

    Pure methanol

    D

    95% methanol

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