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    Question

    Lanthanides and actinides are also called

    ___________.
    A Noble gases Correct Answer Incorrect Answer
    B Normal elements Correct Answer Incorrect Answer
    C Inner transition elements Correct Answer Incorrect Answer
    D Transition elements Correct Answer Incorrect Answer

    Solution

      Inner transition elements. • The f-block elements are termed inner transition elements. • Some characteristics of Transition elements are: • They are hard and have high densities. • They always form colored ions and compounds. • They have high melting and boiling points • They have more than one oxidation state.

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