CF4 Molecular Geometry and AXE Notation

The video explains the molecular geometry of carbon tetrafluoride (CF4) using VSEPR theory. It starts with an introduction to CF4 and its Lewis structure, followed by a detailed explanation of how the four fluorine atoms repel each other to form a tetrahedral shape. The video also covers the steric number, bond angles, and AXE notation, concluding with a summary of the tetrahedral geometry of CF4.

What is the molecular formula of carbon tetrafluoride?

• CBr4

• CCl4

• CH4

• CF4

What theory explains the arrangement of fluorine atoms around the central carbon atom in CF4?

• VSEPR Theory

• Quantum Theory

• Molecular Orbital Theory

• Bohr's Theory

How do the fluorine atoms arrange themselves around the central carbon atom according to VSEPR theory?

• As close as possible

• In a square

• In a straight line

• As far apart as possible

What is the molecular geometry of CF4 when all four fluorine atoms are added?

• Trigonal Planar

• Tetrahedral

• Linear

• Bent

What is the bond angle in a tetrahedral molecular geometry like CF4?

• 90°

• 180°

• 120°

• 109.5°

What is the electron geometry of CF4?

• Tetrahedral

• Bent

• Trigonal Planar

• Linear

What is the steric number of CF4?

• 2

• 3

• 5

• 4

In AXE notation, what does the 'X' represent for CF4?

• Total atoms

• Bonded atoms

• Lone pairs

• Central atom

How many lone pairs are present in the AXE notation for CF4?

• 1

• 0

• 3

• 2

What is the AXE notation for CF4?

• AX2

• AX5

• AX3

• AX4