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3. Classification of elements and periodicity in properties — Chemistry STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 ScienceChemistry3. Classification of elements and periodicity in properties1 Mark
MCQ
On going down a main sub-group in the periodic table (example $Li$ to $Cs$ in $IA$ or $Be$ to $Ra$ in $IIA$), the expected trend of changes in atomic radius is a
  • ✓
    Continuous increase
  • B
    Continuous decrease
  • C
    Periodic one, an increase followed by a decrease
  • D
    A decrease followed by increase
✓

Answer

Correct option: A.
Continuous increase
a
(a) Continuous increase as no. of shells increases down the group.

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