JEE Questions for Chemistry Chemical Bonding And Molecular Structure Quiz 8 - MCQExams.com

SF2 , SF4 and SF6 have the hybridisations at sulphur atom respectively, as
  • sp2 , sp3 , sp2 d2
  • sp3 , sp3 , sp3 d2
  • sp3 , sp3d , sp3 d2
  • sp3 , spd2 , d2sp3
In pyrophosphoric acid, H4 P2O7 , number of σ and dπ - pπ bonds are respectively
  • 8 and 2
  • 6 and 2
  • 12 and 0
  • 12 and 2
Two type FXF angles are present in which of the following molecules ? (X =S, Xe, C)
  • SF4
  • XeF4
  • SF6
  • CF4
In which pair of species, both species do have the similar geometry?

  • Chemistry-Chemical Bonding and Molecular Structure-1204.png
  • 2)
    Chemistry-Chemical Bonding and Molecular Structure-1205.png

  • Chemistry-Chemical Bonding and Molecular Structure-1206.png

  • Chemistry-Chemical Bonding and Molecular Structure-1207.png
Which one of the following is a correct set?
  • H2O, sp3, angular
  • BCl3 , sp3, angular
  • NH+4 , dsp2, square planar
  • CH4 , dsp2 , tetrahedral
The compound in which the number of dπ—pπ bonds are equal to those present in ClO-4
  • XeF4
  • XeO3
  • XeO4
  • XeF6
Which of the following groups all do not have sp3d hybridisation?

  • Chemistry-Chemical Bonding and Molecular Structure-1210.png
  • 2)
    Chemistry-Chemical Bonding and Molecular Structure-1211.png

  • Chemistry-Chemical Bonding and Molecular Structure-1212.png

  • Chemistry-Chemical Bonding and Molecular Structure-1213.png
Match the following columns.
Chemistry-Chemical Bonding and Molecular Structure-1214.png
  • A = 3, B = 2, C = 4, D = 1
  • A = 1, B = 2, C = 3, D = 4
  • A = 2, B = 3, C = 1, D = 4
  • A = 4, B = 1, C = 2, D = 3
Bond angles of NH3 ,PH3 , AsH3 and SbH3 is in the order
  • PH3 > AsH3 > SbH3 > NH3
  • SbH3 > AsH3 > PH3 > NH3
  • SbH3 > AsH3 > NH3 > PH3
  • NH3 > PH3 > AsH3 > SbH3
Shape and hybridisation of IF5 respectively are
  • trigonal bipyramidal, sp3 d
  • sea-saw, sp3 d
  • square pyramidal, sp3 d2
  • pentagonal pyramidal, sp3 d3
Which one of the following is a correct set with respect to molecule, hybridisation and shape ?
  • BeCl2 ,sp2 , linear
  • BeCl2 , sp2, triangular planar
  • BCl3 , sp2 , triangular planar
  • BCl3 , sp3 , tetrahedral
Cl ___ P___ Cl bond angles in PCl5 molecule are
  • 120° and 90°
  • 60° and 90°
  • 60° and 120°
  • 120° and 30°
In TeCl4, the central atom tellurium involves
  • sp3 hybridisation
  • sp3 d hybridisation
  • sp3 d2 hybridisation
  • dsp2 hybridisation
Among the following, the pair in which the two species are not isostructural, is

  • Chemistry-Chemical Bonding and Molecular Structure-1215.png
  • 2)
    Chemistry-Chemical Bonding and Molecular Structure-1216.png

  • Chemistry-Chemical Bonding and Molecular Structure-1217.png

  • Chemistry-Chemical Bonding and Molecular Structure-1218.png
The pair of species having identical shapes for molecules of both species is
  • CF4 , SF4
  • XeF2 , CO2
  • BF3 , PCl3
  • PF5 , IF5
In acetylene molecule between the carbon atoms there are
  • three pi bonds
  • one sigma and two pi bonds
  • two sigma and one pi bonds
  • three sigma bonds
Which one of the following compounds has the smallest bond angle in its molecule ?
  • SO2
  • H2O
  • SH2
  • NH3
The shape of ClF3 is
  • distorted T-shape
  • pyramidal
  • tetrahedral
  • trigonal planar
According of VSEPR theory the repulsion between different pair (lone or bond) of electrons obey the order
  • lp - bp > lp - lp > bp - bp
  • lp - bp > bp - bp > lp - lp
  • lp - bp > lp - bp > bp - bp
  • bp - bp > lp - lp > lp - bp
The compound in which underlined carbon uses only its sp3 hybrid orbitals for bond formation is

  • Chemistry-Chemical Bonding and Molecular Structure-1221.png
  • 2)
    Chemistry-Chemical Bonding and Molecular Structure-1222.png

  • Chemistry-Chemical Bonding and Molecular Structure-1223.png

  • Chemistry-Chemical Bonding and Molecular Structure-1224.png
The hybridisation of the ipso-carbon dichlorobenzene is
  • sp hybridised
  • sp2 hybridised
  • sp2 d hybridised
  • sp3 hybridised
The bond length between C— C bond in sp2 hybridised molecule is
  • 1.2 Å
  • 1.39 Å
  • 1.33 Å
  • 1.54 Å
The planar structure of BF3 can be explained by the fact that BF3 is
  • sp hybridised
  • sp2 hybridised
  • sp3 hybridised
  • sp3 d hybridised
The hybridisation state of central atom in PCl5 is
  • sp3 d
  • sp3d2
  • sp3
  • d2 sp3
The maximum number of 90° angles between bond pair-bond pair of electrons is observed in
  • dsp3 hybridisation
  • sp3 d hybridisation
  • dsp2 hybridisation
  • sp3 d2 hybridisation
The compound 1, 2-butadiene has
  • sp, sp2 and sp3 hybridised carbon atoms
  • only sp2 hybridised carbon atoms
  • only sp hybridised carbon atoms
  • both sp and sp2 hybridised carbon atoms
In which of the following compound sp2 hybridisation is absent ?

  • Chemistry-Chemical Bonding and Molecular Structure-1225.png
  • 2)
    Chemistry-Chemical Bonding and Molecular Structure-1226.png

  • Chemistry-Chemical Bonding and Molecular Structure-1227.png

  • Chemistry-Chemical Bonding and Molecular Structure-1228.png
Which of the following set of properties belong to PCl5?
  • sp3 , tetrahedral, 4 valence shell pairs of electrons
  • sp3 d, trigonal bipyramidal, 5 valence shell pairs of electrons
  • sp3 d2 , octahedral, 6 valence shelll pairs of electrons
  • sp3 d, square planar, 4 valence shell pairs of electrons
Which species has the maximum number of lone pair of electrons on the central atom ?

  • Chemistry-Chemical Bonding and Molecular Structure-1229.png
  • 2)
    Chemistry-Chemical Bonding and Molecular Structure-1230.png

  • Chemistry-Chemical Bonding and Molecular Structure-1231.png

  • Chemistry-Chemical Bonding and Molecular Structure-1232.png
InP4O10 the
  • second bond in P = O is formed by pπ-dπ back bonding
  • P = O bond is formed by pπ-pπ bonding
  • P = O bond is formed dπ-dπ bonding
  • P = O bond is formed by dπ-dπ-3σ back bonding
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