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MHT CET202617 April 2026Morning ShiftChemistryGeneral Organic ChemistryActual

Which from following elements is NOT present in mustard gas?

Options

  1. ACl
  2. BN
  3. CS
  4. DC

Correct answer

B. N

Step-by-step solution

The chemical name of mustard gas is bis(2-chloroethyl) sulfide. Its chemical structure is Cl - CH ₂- CH ₂- S - CH ₂- CH ₂- Cl and its molecular formula is C ₄ H ₈ Cl ₂ S . The elements present in mustard gas are Carbon ( C ), Hydrogen ( H ), Chlorine ( Cl ), and Sulphur ( S ). Nitrogen ( N ) is not present in mustard gas. Answer: N

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