Chemistry MCQs

Page No. 84

The relative attraction of the nucleus for the electrons in a chemical bond is called _________________?


aIonization energy


bElectron affinity


cElectro negativity


dNone of the above


View Answer Electro negativity

Unit of dipole moment is_________________?


aDebye


bPoise


cPascal


dNewton


View Answer Debye

Bond order for N2 molecule is __________________?


a2


b1


c3


d4


View Answer 3

Molecular orbital which have higher energy than atomic orbitals is called___________________?


aBonding molecular orbital


bAntibonding molecular orbital


cHybrid orbital


dSuper atomic orbital



Pi bonds are produced by overlapping of__________________?


aUn-hybrid orbitals


bHybrid orbitals


cHybrid and un hybrid orbitals


datomic orbital and hybrid orbital


View Answer Un-hybrid orbitals

Geometry of simple molecule having sp3 hybrid orbital is ___________________?


aTriangular


bTetrahedral


cSquare planner


dlinear


View Answer Tetrahedral

By combining n atmic orbitals no. of hybrid orbitals will be__________________?


a2n


bn


c3n


dimpossible to predict


View Answer n

The geometry of ammonia is___________________?


aTetrahedral


bSquare planner


cTrigonal bipyramidal


dTrigonal Pyramidal


View Answer Trigonal Pyramidal

The Lewis acids are__________________?


aElectron deficient


bElectron rich


cOctet is complete


dNo such acids exist


View Answer Electron deficient

Mostly ionic compound are produced in between elements of_________________?


aIA and VIA


bIA IIA and VIIA


cIB and VIIB


dIA and IB


View Answer IA IIA and VIIA

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