Barium Hydride Bonding and Structure

This video tutorial explains how to write the Lewis structure for barium hydride (BaH2). It covers the ionic charges of barium and hydrogen, the process of electron transfer, and the formation of ionic bonds. The tutorial also discusses the placement of electrons and the use of brackets to indicate electron transfer, ensuring that both barium and hydrogen achieve full outer shells.

What is the ionic charge of barium in barium hydride?

• 1+

• 2+

• 1-

• 2-

What is the ionic charge of hydrogen in barium hydride?

• 2+

• 2-

• 1-

• 1+

How many valence electrons does barium have?

• 1

• 2

• 3

• 4

Where are the hydrogen atoms placed in the Lewis structure of BaH2?

• Below barium

• On either side of barium

• In a triangular formation

• Above barium

What happens to the electrons during the formation of BaH2?

• They remain with barium

• They are transferred from hydrogen to barium

• They are shared equally

• They are transferred from barium to hydrogen

What charge does hydrogen acquire after electron transfer in BaH2?

• 1-

• 2+

• 2-

• 1+

What is the purpose of using brackets in the Lewis structure of BaH2?

• To highlight the central atom

• To show the ionic nature of the bond

• To indicate shared electrons

• To denote the number of atoms

How many electrons does hydrogen need for a full outer shell in BaH2?

• 1

• 2

• 3

• 4

What is the final charge on the barium ion in BaH2?

• 2-

• 1-

• 2+

• 1+

What type of bond is formed between barium and hydrogen in BaH2?

• Ionic bond

• Hydrogen bond

• Covalent bond

• Metallic bond