Asked in Premeth Test 25 — S and P Block Elements

The shielding effect increases?

Correct answer: A. Down the Group

  • A. Down the Group
  • B. Along the period
  • C. Diagonally
  • D. Only along the d-block

Explanation

As you go down the group, the period number increases, thus a new subshell is added.This leads to an increased shielding effect as more subshells are present to lessen the nuclear attraction experienced by valence electrons.

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About s-Block and p-Block Elements

The s and p blocks are studied through their valence-shell configurations, periodic trends and characteristic chemical properties. Work covers the reactions of Group I and Group II elements, the behaviour of Group IV elements, and how atomic size, ionization energy, electronegativity and metallic character change across periods and down groups.

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