Contents

Metallic bond can be explained on the basis of
a) ionic bonding 

b) covalent bonding 
c) Van der Waal’s forces   

d) none of these

d

The bonding that results from the attraction between metals positive ions and the surrounding sea of electrons called …………
a)  ionic bonding 

b) covalent bonding
c) dative covalent bonding

d) metallic bonding

d

Molecules have shapes of ………..
a) linear                                                

b) triangular 
c) tetrahedral                                       

d) all of these

d

Molecular shape of CO2 is.……….
a) linear

b) triangular

c) tetrahedral       

a

Molecular shape of Water is………
a) linear                                                

b)angular            
c) tetrahedral                                       

d) none of these

b

BF3 has molecular shape of ……….
a) tetrahedral                       

b) trigonal planner
c) linear                 

d) trigonal pyramidal

b