Sulfate and Cesium Chemistry Concepts

The video tutorial explains how to write the chemical formula for cesium sulfate. It begins by identifying cesium as a metal and sulfate as a polyatomic ion. The tutorial emphasizes the importance of memorizing the sulfate ion (SO4 2-) and explains how to balance the charges between cesium (Cs) and sulfate to achieve a neutral compound. The final formula for cesium sulfate is determined to be Cs2SO4.

What is the element symbol for cesium?

• Ca

• C

• Cs

• Ce

What type of ion is sulfate?

• Anion

• Cation

• Polyatomic ion

• Monatomic ion

What is the chemical formula for the sulfate ion?

• SO3 2-

• SO2 2-

• SO5 2-

• SO4 2-

Why is it recommended to memorize the sulfate ion?

• It is a monatomic ion.

• It is the only polyatomic ion.

• It is frequently encountered in chemistry.

• It is rarely used in chemistry.

What is the charge of cesium in the periodic table?

• 2+

• 1-

• 0

• 1+

What is the correct formula for cesium sulfate?

• Cs2(SO4)3

• Cs(SO4)2

• CsSO4

• Cs2SO4