Valence Electrons in IF5 Molecule

The video tutorial explains the process of drawing the Lewis structure for IF5. It begins by identifying the total number of valence electrons and placing iodine at the center with fluorines around it. Single bonds are drawn between iodine and each fluorine, using up some of the valence electrons. The octets for fluorines are completed, and the remaining electrons are placed on iodine, which can hold more than eight electrons due to its position in period 5. The formal charges are checked to ensure they are zero, confirming the correctness of the structure.

How many valence electrons are present in the IF5 molecule?

• 32

• 42

• 52

• 62

Which atom is placed at the center of the IF5 Lewis structure?

• Hydrogen

• Iodine

• Fluorine

• Oxygen

How many valence electrons are used to form single bonds between iodine and fluorine atoms in IF5?

• 12

• 14

• 10

• 8

What is the total number of valence electrons used after completing the octets for fluorine atoms in IF5?

• 40

• 45

• 30

• 35

What is the formal charge on each atom in the IF5 molecule?

• Positive

• Negative

• Varies

• Zero