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STD 11 - 2. structure of atom — JEE STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 ScienceJEESTD 11 - 2. structure of atom4 Marks
MCQ
Electronic configuration of deuterium atom is
  • ✓
    $1{s^1}$
  • B
    $2{s^2}$
  • C
    $2{s^1}$
  • D
    $1{s^2}$
✓

Answer

Correct option: A.
$1{s^1}$
a
(a) Atomic number of deuterium $= 1; $ $_1{D^2} \to 1{s^1}$

 

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