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In the long or modern form of the period...

In the long or modern form of the periodic table, the element in the periodic table have been divided into four blocks, `s-p-d`-and `f`-. Each period begins with the filling of new energy shell. Two series of `f`-block elements are placed at the bottom of the periodic table.
Which of the element whose atomic numbers are given below cannot be accommodated in the present set-up of the modern periodic table?

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In the long or modern form of the periodic table, the element in the periodic table have been divided into four blocks, s-p-d -and f -. Each period begins with the filling of new energy shell. Two series of f -block elements are placed at the bottom of the periodic table. The element with Z=39 belongs to

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In the long or modern form of the periodic table, the element in the periodic table have been divided into four blocks, s-p-d -and f -. Each period begins with the filling of new energy shell. Two series of f -block elements are placed at the bottom of the periodic table. Which of the following ions is most stable?

In the long or modern form of the periodic table, the element in the periodic table have been divided into four blocks, s-p-d -and f -. Each period begins with the filling of new energy shell. Two series of f -block elements are placed at the bottom of the periodic table. Which of the following ions is most stable?

Which of the elements whose atomic numbers are given below, cannot be accommodated in the present set up of the long form of the periodic table?

Which of the elements whose atomic numbers are given below, cannot be accommodated in the present set up of the long form of the periodic table?

In the long or modern form of the periodic table, the element in the periodic table have been divided into four blocks, s-p-d -and f -. Each period begins with the filling of new energy shell. Two series of f -block elements are placed at the bottom of the periodic table. What is the maximum number of electrons that can be accommodated with n=5 ( n= principal quantum number)?

In the long or modern form of the periodic table, the element in the periodic table have been divided into four blocks, s-p-d -and f -. Each period begins with the filling of new energy shell. Two series of f -block elements are placed at the bottom of the periodic table. What is the maximum number of electrons that can be accommodated with n=5 ( n= principal quantum number)?

In the long or modern form of the periodic table, the element in the periodic table have been divided into four blocks, s-p-d -and f -. Each period begins with the filling of new energy shell. Two series of f -block elements are placed at the bottom of the periodic table. The element with Z=113 has been discovered. Its block, group number, period and ourershell electronic configuration are