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AP EAMCET202423 May 2024Morning ShiftChemistryChemical Bonding and Molecular StructureActual

Identify the set of molecules in which the central atom has only one lone pair of electrons in their valence shells

Options

  1. ABrF ₅, SF ₄, SnCl ₂
  2. BBrF ₅, XeF ₄, SnCl ₂
  3. CXeF ₄, NH ₃, ClF ₃
  4. DXeF ₆, ClF ₃, SF ₄

Correct answer

A. BrF ₅, SF ₄, SnCl ₂

Step-by-step solution

array |c|c|c|c| Molecule & array c CMVE (central metal valence electron) array & array c Lone pair array & array c Bond pair array BrF ₅ & 7 & 1 & 5 SF ₄ & 6 & 1 & 4 SnCl ₂ & 4 & 1 & 2 XeF ₄ & 8 & 2 & 4 NH ₃ & 5 & 1 & 3 ClF ₃ & 7 & 2 & 3 array 'So' BrF ₅, SF ₄ and SnCl ₂ all have 1 lone pair of electrons.

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