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  3. Chemistry
  4. Three elements X, Y, and Z have atomic numbers 19, 37, and 55 respectively. Then the correct statements(s) is/are

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Q. Three elements X, Y, and Z have atomic numbers 19, 37, and 55 respectively. Then the correct statements(s) is/are

NTA AbhyasNTA Abhyas 2020Classification of Elements and Periodicity in Properties

Solution:

The elements X(19), Y(37) and Z(55) are the elements of same group (IA). As atomic number, increases, the ionization potential decrease down the group. Since, the position of Y is in between X and Z. Thus, the ionization potential of Y will also be in between X and Z.