Valence Electrons in P2H4 Structure

The video tutorial explains the process of drawing the Lewis structure for P2H4. It begins by identifying the number of valence electrons for Phosphorus and Hydrogen, totaling 14. The tutorial then describes placing the Phosphorus atoms in the center and surrounding them with Hydrogen atoms. It details forming chemical bonds by sharing electrons and ensuring each atom achieves a full outer shell. The video concludes by confirming that all valence electrons are used and the octets for Phosphorus are complete.

How many valence electrons does a single Phosphorus atom contribute to the P2H4 Lewis structure?

• 3

• 5

• 7

• 9

What is the total number of valence electrons in the P2H4 molecule?

• 16

• 14

• 12

• 10

Where are Hydrogen atoms placed in the P2H4 Lewis structure?

• Randomly

• In the center

• On the outside

• Between Phosphorus atoms

How many valence electrons are used to form bonds between Phosphorus and Hydrogen atoms in P2H4?

• 6

• 2

• 8

• 4

What is the valence electron configuration for each Phosphorus atom in the completed P2H4 Lewis structure?

• 7 electrons

• 9 electrons

• 8 electrons

• 6 electrons