Organizing the Elements
Terms in this set (5)
Describe how Mendeleev organized the elements into rows and columns in his periodic table
Mendeleev arranged the elements into rows in order of increasing mass so that elements with similar properties were in the same column
How did the discovery of new elements such as gallium demonstrate the usefulness of Mendeleev's table?
The close match between Mendeleev's predictions and the actual properties of new elements showed how useful his periodic table could be
What characteristic of solitaire did Mendeleev use as a model for his periodic table?
That the player must produce an arrangement in which each suit is ordered from ace to king
Why did Mendeleev leave spaces in his table?
Because those elements had not been discovered yet
an arrangement of elements in columns, based on a set of properties that repeat from row to row