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.Management Sciences
Category: Chemical Bonding
Molecular orbitals are filled according to _________________?
A. Auf bau principle
B. Hunds rule
C. Paulis Exclusion principle
D. All these
The ionization energy__________________?
A. Generally increases from left to right in a period
B. Does not change in a period
C. Increase from top to bottom in a group
D. Does not change in a group
Molecular orbital which have higher energy than atomic orbitals is called___________________?
A. Bonding molecular orbital
B. Antibonding molecular orbital
C. Hybrid orbital
D. Super atomic orbital
Energy released or absorbed when electrons are added in atom is_________________?
A. Ionization potential
B. Electronegativity
C. Electron affinity
D. Activation energy
Energy required to remove electron from an atom______________?
A. Ionization potential
B. Electronegativity
C. Electron affinity
D. Activation energy
Sharing of 1 electron pair by one specie forms_________________?
A. Single covalent bond
B. Hydrogen bond
C. Double covalent bond
D. Coordinate covalent bond
Pi bonds are produced by overlapping of__________________?
A. Un-hybrid orbitals
B. Hybrid orbitals
C. Hybrid and un hybrid orbitals
D. atomic orbital and hybrid orbital
An atom loses or gains electrons to__________________?
A. Gain stability
B. Form a bond
C. Complete its outermost shell
D. all are accurate justifications
Ionic bond is produced after complete transfer of ________________ ?
A. Nucleus
B. Neutrons
C. Electrons
D. Protons
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