Vadium 5 Phosphate and Ionic Compounds

The video tutorial explains how to write the formula for vadium 5 phosphate. It begins by identifying vadium as a transition metal and phosphate as a polyatomic ion. The tutorial discusses the importance of balancing charges in ionic compounds and introduces the crisscross method to derive the formula. Finally, it verifies the formula V3P4O5 by checking the balance of charges.

What is the symbol for vadium on the periodic table?

• Va

• V

• Vi

• Vm

What type of ion is phosphate considered?

• Anion

• Cation

• Polyatomic ion

• Monatomic ion

What is the charge of vadium in vadium 5 phosphate?

• 4+

• 3+

• 2+

• 5+

Why is it important for the charges in an ionic compound to balance?

• To make the compound dissolve in water

• To increase the compound's weight

• To make the compound colorful

• To ensure the compound is stable

What method is used to derive the formula for vadium 5 phosphate?

• Balancing method

• Substitution method

• Crisscross method

• Cross-multiplication

How many phosphate ions are needed in the formula for vadium 5 phosphate?

• 3

• 4

• 5

• 6

What is the final formula for vadium 5 phosphate?

• V3(PO4)5

• V5(PO4)3

• V3(PO4)3

• V2(PO4)5