Which of the following is a polar molecule ?
XeF4
BF3
SF4
SiF4
SF4 has Sp3 d - hybridisation and see -shape with (4 bond pair +1 lone pair
and resultant
Option 1)
XeF4
Option is incorrect
Option 2)
BF3
Option is incorrect
Option 3)
SF4
Option is correct
Option 4)
SiF4
Option is incorrect