Manganese and Carbonate Ions

The video tutorial explains how to write the chemical formula for manganese(IV) carbonate. It begins by identifying the element symbol for manganese and the carbonate ion, which is a polyatomic ion with a charge of 2-. The tutorial then discusses how to balance the charges to form a neutral compound, resulting in the formula MnCO3. The video concludes with a brief closing statement.

What is the element symbol for manganese?

• Mn

• Mg

• Ma

• Mo

What type of ion is carbonate?

• Monatomic

• Diatomic

• Polyatomic

• Triatomic

What is the ionic charge of the carbonate ion?

• 3-

• 2-

• 1-

• 4-

What charge does manganese have in manganese(IV) carbonate?

• 3+

• 2+

• 5+

• 4+

How many carbonate ions are needed to balance the charge of manganese in manganese(IV) carbonate?

• 4

• 1

• 3

• 2

What is the correct formula for manganese(IV) carbonate?

• Mn(CO3)4

• Mn2(CO3)3

• Mn(CO3)2

• MnCO3