Molecular shape of SF4 , CF4 and XeF4 are: (IIT 2000)
a. the same with 2, 0 and 1 lone pair of electron respectively
b. the same with 1, 1 and 1 lone pair of electron respectively
c. different with 0, 1 and 2 lone pairs of electrons respectively
d. different with 1, 0 and 2 lone pairs of electron respectively