Iron II Phosphide Charge Balancing

This video tutorial explains how to write the chemical formula for Iron(II) Phosphide. It begins by identifying the element symbols for iron (Fe) and phosphide (P), and discusses the charges associated with each. The tutorial introduces the crisscross method to balance these charges, resulting in the formula Fe3P2. The video concludes by verifying the formula to ensure a net charge of zero, confirming the accuracy of the method used.

What is the symbol for iron in the formula for iron II phosphide?

• In

• Fe

• Ir

• I

What charge does iron have in iron II phosphide?

• 4+

• 1+

• 2+

• 3+

What is the charge of phosphorus in the context of iron II phosphide?

• 1-

• 2-

• 4-

• 3-

Which method is used to balance the charges in iron II phosphide?

• Substitution method

• Crisscross method

• Addition method

• Cross-multiply method

What is the final formula for iron II phosphide?

• Fe2P3

• Fe3P2

• FeP2

• FeP

How do the charges of iron and phosphorus add up in the formula for iron II phosphide?

• They add up to 3

• They add up to 1

• They add up to 2

• They add up to zero