Quantrex Quantrex AcademyJEE · NEET · NDA PYQs with solutions Open app
AIIMS2007ChemistryChemical Bonding and Molecular Structure

Which of the following does not contain any coordinate bond?

Options

  1. A( H ₃ O ⁺ )
  2. B( BF ₄⁻ )
  3. C( HF ₂⁻ )
  4. D( NH ₄⁺ )

Correct answer

C. ( HF ₂⁻ )

Step-by-step solution

Only ( HF ₂⁻ )has ( H )-bonding ([ F - H . . F ]⁻ )rest all the molecules have coordinate bonds.

Practice Chemical Bonding and Molecular Structure on Quantrex Academy →

More from Chemical Bonding and Molecular Structure

Which of the following molecules shows sp ^3 d hybridisation? 2026Identify a pair of molecules having zero dipole moment. 2026Identify the correct decreasing order of lattice enthalpy for metal fluorides from following. 2026Which of the following bonds is expected to be the most polar? 2026Which of the following species is paramagnetic? 2026What is the number of bonding and antibonding electrons, respectively, in Li ₂ molecule? 2026What is the number of electrons in bonding molecular orbitals and antibonding molecular orbitals respectively in F ₂ molecule? 2026Identify the hybridization in BF ₃ molecule. 2026 Full Chemical Bonding and Molecular Structure list All AIIMS PYQs