hybridization orbitals

Question 1

if 2 electron groups are formed from the middle element, the hybridization and orientation is?

Answer 1

sp (linear orientation)

Question 2

if 3 electron groups are formed from the middle element, the hybridization and orientation is?

Answer 2

sp2 (trigonal planar)

Question 3

if 4 electron groups are formed from the middle element, the hybridization and orientation is?

Answer 3

sp3 (tetrahedral)

Question 4

if 5 electron groups are formed from the middle element, the hybridization and orientation is?

Answer 4

sp3d (trigonal bipyramidal)