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What are the main criteria used to arrange the elements in the modern Periodic Table of Elements?
Where in the Periodic Table of Elements are elements with similar chemical properties placed?
Among the following scientists, who is listed as contributing to the development of the Periodic Table of Elements?
Who is the scientist whose name is associated with the last contribution in the list of developments of the Periodic Table in the notes?
According to the notes, how is the arrangement of elements in the modern Periodic Table of Elements explained?
Which of the following is the correct pair of full names of scientists as stated in the source?
Why are elements with similar chemical properties placed in the same column?
Who was the first scientist to begin listing contributions to the development of the Periodic Table in the source?
Element X and Element Y are in the same vertical column. What conclusion can be drawn?
How many major scientists are listed as contributing to the development of the Periodic Table in this text?