Doubts
Sign in
12thPass logo
New chatPYQ LibraryDoubtsRank report
Sign in to see Recents
Sign in to save progress →
Doubts
Sign in

Chemical Bonding and Molecular Structure question

2013 · Shift 0 · Q18
Guest · try one question or challengeGuest · try one question or challenge
  1. PYQ Library
  2. /JEE Main
  3. /Chemistry
  4. /Chemical Bonding and Molecular Structure
  5. /2013 · Shift 0 · Q18

Chemical Bonding and Molecular Structure question

2013 · Shift 0 · Q18

JEE MainChemistryChemical Bonding and Molecular StructureMCQ+4 / −1
In which of the following pairs of molecules/ions, both the species are not likely to exist?
  1. A
    H2+H_2^+H2+​, He22−He_2^{2-}He22−​
  2. B
    H2−H_2^-H2−​, He22−He_2^{2-}He22−​
  3. C
    H22+H_2^{2+}H22+​, He2He_2He2​
  4. D
    H2−H_2^-H2−​, He22+He_2^{2+}He22+​
PreviousNext

More from Chemical Bonding and Molecular Structure

  • Stability of the species Li2​, Li2−​ and Li2+​ increases in the order of:2013 · MCQ
  • Which one of the following molecules is expected to exhibit diamagnetic behaviour?2013 · Multiple correct
  • In which of the following pairs the two species are not isostructural ?2012 · MCQ
  • The structure of IF7​ is :2011 · MCQ
  • The hybridization of orbitals of N atom in NO3−​, NO2+​ and NH4+​ are respectively :2011 · MCQ
  • Among the following the maximum covalent character is shown by the compound :2011 · MCQ
  • Using MO theory, predict which of the following species has the shortest bond length?2009 · MCQ
  • Which of the following pair of species have the same bond order?2008 · MCQ