The video tutorial explains the electron configuration of xenon tetrafluoride (XeF4), focusing on the number of bonding and lone pairs of electrons. It describes how these pairs influence the molecular geometry, resulting in a square planar shape. The tutorial also contrasts molecular geometry with electron geometry, which is octahedral when considering lone pairs. The video concludes by summarizing the key points about bonding and lone pairs in XeF4.

What is the chemical formula for xenon tetrafluoride?

• XeF8

• XeF2

• XeF6

• XeF4

How many bonding pairs of electrons are present in XeF4?

• 2

• 3

• 4

• 5

What do the lines between atoms in a Lewis structure represent?

• Ionic bonds

• Bonding pairs

• Lone pairs

• Covalent bonds

How many lone pairs are present on the central atom in XeF4?

• 4

• 3

• 2

• 1

What is the effect of lone pairs on the geometry of XeF4?

• They repel other atoms and affect the shape

• They attract other atoms

• They make the molecule linear

• They have no effect

What is the molecular geometry of XeF4?

• Octahedral

• Trigonal bipyramidal

• Square planar

• Tetrahedral

If considering electron geometry, what shape does XeF4 have?

• Octahedral

• Trigonal bipyramidal

• Square planar

• Tetrahedral

Why is the molecular geometry of XeF4 square planar?

• Due to the presence of four bonding pairs

• Due to the presence of two lone pairs

• Due to the absence of lone pairs

• Due to the presence of six bonding pairs

How many total pairs of electrons (bonding and lone) are around the central atom in XeF4?

• 7

• 6

• 5

• 4