Chemistry MCQs

Page No. 84

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


aIonization energy

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bElectron affinity

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cElectro negativity

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dNone of the above

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View Answer Electro negativity

Unit of dipole moment is_________________?


aDebye

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bPoise

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cPascal

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dNewton

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View Answer Debye

Bond order for N2 molecule is __________________?


a2

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b1

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c3

✓


d4

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View Answer 3

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


aBonding molecular orbital

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bAntibonding molecular orbital

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cHybrid orbital

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dSuper atomic orbital

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Pi bonds are produced by overlapping of__________________?


aUn-hybrid orbitals

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bHybrid orbitals

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cHybrid and un hybrid orbitals

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datomic orbital and hybrid orbital

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View Answer Un-hybrid orbitals

Geometry of simple molecule having sp3 hybrid orbital is ___________________?


aTriangular

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bTetrahedral

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cSquare planner

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dlinear

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View Answer Tetrahedral

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


a2n

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bn

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c3n

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dimpossible to predict

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View Answer n

The geometry of ammonia is___________________?


aTetrahedral

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bSquare planner

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cTrigonal bipyramidal

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dTrigonal Pyramidal

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View Answer Trigonal Pyramidal

The Lewis acids are__________________?


aElectron deficient

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bElectron rich

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cOctet is complete

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dNo such acids exist

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View Answer Electron deficient

Mostly ionic compound are produced in between elements of_________________?


aIA and VIA

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bIA IIA and VIIA

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cIB and VIIB

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dIA and IB

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View Answer IA IIA and VIIA

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