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Chemical Bonding - 15
1.
Electrovalent bonds are generally formed between the elements of group IA & IIA with the elements of group VI or VII.
a) True
b) False
2.
Bond energy of H-H and HCl is equal owing to their covalent nature.
a) False
b) True
3.
Polarity results due to unsymmetrical distribution of shared electron pair between two atoms.
a) True
b) False
4.
SO
2
is a non polar molecule just like CO
2
a) False
b) True
5.
Covalently bonded N-H in NH
4
+ ion can be distinguished from co-ordinately bonded N-H-in the same ion.
a) False
b) True
6.
Water is a planar angular molecule with bond angle 900.
a) True
b) False
7.
Hybridization leads to new shape and orientation of the valence orbital of an atom.
a) False
b) True
8.
Three Sp2 hybridized orbitals are oriented at an angle of 109.50
a) True
b) False
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