Question

Of the three molecules $XeF_4, SF_4 ,SiF_4$ one which have tetrahedral structures is

• A. all the three
• B. only $SiF_4$
• C. both $SF_4$ and $XeF_4$
• D. only $SF_4$ and $XeF_4$

Answer 1

Answer: (B)

only $SiF_4$

Answer 2

$SF_4$ has seesaw shape (5 pairs of electrons) and $XeF_4$ has square planar shape (6 pairs of electrons)