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    4.

    Which of the following statements regarding universal rules of nomenclature is wrong?

    A

    Cations are named first, followed by anions.

    B

    The oxidation state of a metal is indicated by a Roman numeral in parentheses when necessary.

    C

    Numerical prefixes are used to denote the number of atoms of each element in a molecular compound.

    D

    The suffix '-ide' is always used for the second element in a binary compound.

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    6.

    Select the incorrect statement

    A

    In multicellular organism growth and reproduction are not synonymous

    B

    A scientific name should be printed in italics according to binomical nomenclature

    C

    A museum has preserved plant and animals specimens

    D

    Taxonomy includes phylogeny as the basis of classification of orgnamisms

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