The Si has no lone pairs, but each F has 6 lone pairs. Thus 6 x 4 = 24 lone pairs, total.
3 bond pairs and no lone pairs
8
2
Its has 2 sets of lone pairs
One set of lone pairs is around sulfur in SF4.
bp-4,lp-1
The Si has no lone pairs, but each F has 6 lone pairs. Thus 6 x 4 = 24 lone pairs, total.
3 Lone pairs and one unpaired electron
Three bonds and no lone pairs.
One
No lone pairs
The lone pairs are on the bromine atom- 3 in all.
3 bond pairs and no lone pairs
two bonds and eight lone pairs
Two lone pair
Four pairs of electrons. Neon has a full octet.