Valence Electrons in PI3 Molecule

The video tutorial explains the process of drawing the Lewis structure for PI3. It begins by identifying the number of valence electrons for phosphorus and iodine, totaling 26 for PI3. Phosphorus, being the least electronegative, is placed at the center with iodine atoms surrounding it. The tutorial details the formation of chemical bonds by placing pairs of electrons between atoms and filling the octets of iodine and phosphorus. The video concludes with a complete PI3 Lewis structure, ensuring all atoms have full octets.

How many valence electrons does phosphorus have in the PI3 molecule?

• 8

• 3

• 5

• 7

What is the total number of valence electrons in the PI3 molecule?

• 30

• 26

• 21

• 18

Which atom is placed at the center of the PI3 molecule?

• Iodine

• Phosphorus

• Hydrogen

• Oxygen

How many valence electrons are used to form chemical bonds between the atoms in PI3?

• 10

• 4

• 6

• 8

What ensures that the octets of all atoms in PI3 are complete?

• Removing electrons from phosphorus

• Adding extra electrons to iodine

• Using all 26 valence electrons

• Adding more iodine atoms