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Questions and Answers
True or false: Mendeleev used atomic mass units to determine the mass of an element.
True or false: Mendeleev used atomic mass units to determine the mass of an element.
True (A)
True or false: Mendeleev's periodic table was arranged in order of increasing atomic number.
True or false: Mendeleev's periodic table was arranged in order of increasing atomic number.
False (B)
True or false: Modern periodic tables are arranged according to the chemical properties of an element.
True or false: Modern periodic tables are arranged according to the chemical properties of an element.
True (A)
