NEET Chemistry MCQs

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    NEET Questions / Chemistry

    18022.

    Which lanthanide compound is used as a pigment?

    A

    CeO2{\rm{Ce}}{{\rm{O}}_2}

    B

    Ce(OH)3{\rm{Ce}}{\left( {{\rm{OH}}} \right)_3}

    C

    Lu(OH)3{\rm{Lu}}{\left( {{\rm{OH}}} \right)_3}

    D

    Tb(OH)3{\rm{Tb}}{\left( {{\rm{OH}}} \right)_3}

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    18023.

    Among the following the coloured compound is

    A

    CuCl{\rm{CuCl}}

    B

    K3[Cu(CN)4]{{\rm{K}}_3}\left[ {{\rm{Cu}}{{\left( {{\rm{CN}}} \right)}_4}} \right]

    C

    CuF2{\rm{Cu}}{{\rm{F}}_2}

    D

    [Cu(CH3CN)4]BF4\left[ {{\rm{Cu}}{{\left( {{\rm{C}}{{\rm{H}}_3}{\rm{CN}}} \right)}_4}} \right]{\rm{B}}{{\rm{F}}_4}

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    18028.

    The chemical formula of azurite is:

    A

    Cu(OH)2.2CuCO3{\rm{Cu}}{\left( {{\rm{OH}}} \right)_2}.2{\rm{CuC}}{{\rm{O}}_3}

    B

    CuSO4.3Cu(OH)2{\rm{CuS}}{{\rm{O}}_4}.3{\rm{Cu}}{\left( {{\rm{OH}}} \right)_2}

    C

    Cu(OH)2.CuCO3{\rm{Cu}}{\left( {{\rm{OH}}} \right)_2}.{\rm{CuC}}{{\rm{O}}_3}

    D

    CuFeS2{\rm{CuFe}}{{\rm{S}}_2}

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    Showing 18021 to 18030 of 18054 entries

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