Cesium and Fluoride Compounds

The video tutorial explains how to write the formula for cesium fluoride. It begins by identifying the element symbols for cesium (Cs) and fluoride (F), noting that cesium is a metal and fluoride is a non-metal, forming an ionic compound. The tutorial then discusses the need to balance the charges, with cesium having a +1 charge and fluoride a -1 charge, resulting in a neutral compound. The final formula for cesium fluoride is CsF.

What is the symbol for cesium?

• C

• Cs

• Ce

• Cm

Which group on the periodic table does cesium belong to?

• Group 17

• Group 2

• Group 18

• Group 1

What is the ionic charge of a fluoride ion?

• 2+

• 2-

• 1-

• 1+

Why is cesium fluoride considered a neutral compound?

• Because it is a covalent compound

• Because it has more electrons than protons

• Because the charges of cesium and fluoride ions balance each other

• Because it is composed of only non-metals

What is the correct formula for cesium fluoride?

• CsF

• Cs2F

• CsF2

• Cs2F2