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

Gujarat BoardEnglish MediumSTD 11 ScienceJEESTD 11 - 3. Classification of elements and periodicity in properties4 Marks
MCQ
Which of the following group of elements eliminates electron easily
  • A
    $N, P, As$
  • B
    $O, S, Se$
  • ✓
    $Li, Na, K$
  • D
    $Cl, Ba, I$
✓

Answer

Correct option: C.
$Li, Na, K$
c
(c) $Li, Na, K$, contains only one ${e^ - }$ in outer most orbit.

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