1) What is a type of hybridisation of carbon in carbon dioxide, CO₂? a) sp b) sp2 c) sp3 d) sp3d 2) The hybridisation of the central atom in the following molecules are the same EXCEPT? a) NH₃ b) H₂O c) AlCl₃ d) C₂H₆ 3) What is the hybridisation for central atom in IF4-? a) sp2 b) sp3 c) sp3d d) sp3d2 4) What is the type of hybridisation of the central atom of this molecule. a) sp2 b) sp3 c) sp3d d) sp3d2 5) Which one has sp2 hybridization? a) CO2 b) N2O c) SO2 d) CO 6) A compound formed by sp3d hybridization will have a structure of a) square pyramidal b) trigonal planar c) trigonal pyramidal d) trigonal bipyramidal 7) Which species do not have sp3 hybridization? a) NH3 b) CH4 c) H2O d) CO2 8) sp3d2 hybrid orbitals are a) square pyramidal b) octahedral c) trigonal bipyramidal d) square planar 9) The nature of hybridization in the NH3 molecule is a) sp2 b) sp3 c) sp3d d) sp3d2 10) The geometry and the type of hybrid orbital present about the central atom in BF3 is a) Linear, sp b) Trigonal planar, sp2 c) Tetrahedral, sp3 d) Trigonal bipyramidal, sp3d

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