Barium and Chlorine Compounds

The video tutorial explains how to write the formula for Burum Chloride. It begins by identifying the element symbols for Burum (Be) and Chlorine (Cl). The tutorial then discusses the ionic charges of these elements, with Burum having a 2+ charge and Chlorine a 1- charge. To form a neutral compound, the charges must balance, which is achieved by using two Chlorine ions to balance one Burum ion, resulting in the formula BeCl2. The video concludes with a summary of the process.

What is the chemical symbol for barium?

• Be

• Ba

• B

• Br

Which group on the periodic table does chlorine belong to?

• Group 2

• Group 18

• Group 17

• Group 1

What is the ionic charge of barium in barium chloride?

• 2-

• 1-

• 2+

• 1+

How many chloride ions are needed to balance the charge of one barium ion?

• One

• Two

• Three

• Four

What is the correct chemical formula for barium chloride?

• BaCl

• BeCl2

• BCl2

• BaCl2