Hybrid Orbitals and Expanded Octets

The video tutorial covers the concept of hybridization, starting with sp, sp2, and sp3 hybridizations, which involve s and p orbitals. It then introduces expanded octet hybridizations, which utilize d orbitals, allowing more than eight electrons around a central atom. The tutorial explains the hybridization in PCl5, where phosphorus uses sp3d hybrid orbitals to form a trigonal bipyramidal shape. It also covers SF6, where sulfur uses sp3d2 hybrid orbitals to form an octahedral shape. The video emphasizes the electron configurations and bond formations in these molecules.

What is the main reason expanded octet hybridization is possible?

• Use of f orbitals

• Use of d orbitals

• Use of p orbitals

• Use of s orbitals

In PCl5, what type of hybrid orbitals are formed?

• sp2d

• sp3d

• sp3

• sp3d2

What shape is formed by the hybrid orbitals in PCl5?

• Tetrahedral

• Octahedral

• Linear

• Trigonal bipyramidal

How many unpaired electrons are present in the sp3d hybrid orbitals of phosphorus in PCl5?

• Three

• Four

• Five

• Six

What type of hybrid orbitals do chlorine atoms use in PCl5?

• sp

• sp2

• sp3

• sp3d

In SF6, what type of hybrid orbitals are formed by sulfur?

• sp2d2

• sp3d2

• sp3d

• sp3

What geometric shape is formed by the hybrid orbitals in SF6?

• Tetrahedral

• Square planar

• Trigonal bipyramidal

• Octahedral

How many unpaired electrons are present in the sp3d2 hybrid orbitals of sulfur in SF6?

• Seven

• Six

• Five

• Four

What type of hybrid orbitals do fluorine atoms use in SF6?

• sp

• sp2

• sp3d

• sp3

Which of the following elements can exhibit expanded octet hybridization?

• Phosphorus

• Oxygen

• Nitrogen

• Carbon