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the ionization energies of several of the Group 1 elements in the periodic table are shown in the table below

User Rachita
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in a group,the ionization energy decreases because the atomic size increases(no. of shells increases, therefore due to this, there's a weak attractive force between nucleus and the valence electrons)
User Invariant
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Answer:

yeahhh

Step-by-step explanation:

the ionization energies of several of the Group 1 elements in the periodic table are-example-1
User IOIIOOIO
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