Question

    Mendeleev corrected the atomic weight of 

      
    A Be Correct Answer Incorrect Answer
    B In Correct Answer Incorrect Answer
    C Os Correct Answer Incorrect Answer
    D All of these Correct Answer Incorrect Answer

    Solution

    Mendeleev corrected the atomic weights of several elements, including beryllium (Be), indium (In), and osmium (Os), based on their properties and placement in his periodic table. This correction helped refine the periodic law and periodic table.

    Practice Next

    Relevant for Exams: