Molecular Geometry of I3

The video tutorial explores the molecular geometry of iodine trichloride (I3), focusing on its T-shaped structure. It begins by introducing the concept of molecular geometry and the central iodine atom surrounded by three bromine atoms and two lone pairs. A simulation is used to visualize the geometry, highlighting the trigonal planar arrangement and the influence of lone pairs. The video explains the T-shaped geometry, discusses bond angles, and introduces the AXE notation (AX3E2) to determine molecular geometry. The tutorial concludes with a summary of the key points discussed.

What is the central atom in the molecular geometry of I3?

• Chlorine

• Bromine

• Fluorine

• Iodine

How many lone pairs are present around the central iodine atom in I3?

• One

• Four

• Two

• Three

What shape is formed by the arrangement of bromine atoms and lone pairs around iodine in I3?

• Linear

• Trigonal Planar

• Tetrahedral

• T-Shaped

What is the steric number of the central iodine atom in I3?

• Six

• Three

• Four

• Five

What is the bond angle between the atoms in the T-shaped geometry of I3?

• 60°

• 90°

• 120°

• 180°

What does the 'A' represent in the AXE notation for molecular geometry?

• Central atom

• Lone pairs

• Bonding pairs

• Peripheral atoms

In the AXE notation for I3, what does the 'X' represent?

• Bromine atoms

• Iodine atoms

• Lone pairs

• Central atom

How many lone pairs are represented by 'E' in the AXE notation for I3?

• Three

• Two

• Four

• One

What is the electron geometry of I3?

• Linear

• Trigonal Bipyramidal

• Tetrahedral

• Octahedral

What is the molecular geometry of I3?

• Linear

• Trigonal Planar

• T-Shaped

• Tetrahedral