Barium Nitrate and Electrolytes

The video tutorial explores whether barium nitrate (B32) is an electrolyte or non-electrolyte. It begins by defining an electrolyte as a substance that dissolves in water to produce ions, which conduct electricity. Barium nitrate is identified as an ionic compound, and its solubility in water is discussed. The video explains that nitrates are very soluble, leading to the dissociation of barium nitrate into ions. This dissociation results in the formation of barium ions and nitrate ions, which strongly conduct electricity, classifying barium nitrate as a strong electrolyte. The tutorial concludes with Dr. B confirming that B32 is a strong electrolyte.

What is the main question addressed in the video regarding barium nitrate?

• Whether it is a metal or non-metal

• Whether it is an electrolyte or non-electrolyte

• Whether it is a solid or liquid

• Whether it is a gas or plasma

What is a key characteristic of an electrolyte?

• It produces ions in solution

• It evaporates quickly

• It dissolves in non-polar solvents

• It remains solid in water

Why is barium nitrate considered an ionic compound?

• It contains only metals

• It contains a metal and a polyatomic ion

• It is a covalent compound

• It is a non-metal compound

What is the charge of the barium ion in barium nitrate?

• 1+

• 2-

• 2+

• 1-

According to solubility rules, what is true about nitrates?

• They are insoluble

• They are slightly soluble

• They are very soluble

• They do not dissolve

What happens to barium nitrate when it dissolves in water?

• It dissociates into ions

• It forms a precipitate

• It remains unchanged

• It evaporates

What type of electrolyte is barium nitrate classified as?

• Partial electrolyte

• Strong electrolyte

• Non-electrolyte

• Weak electrolyte

What is the role of ions in the solution of barium nitrate?

• They enhance the color of the solution

• They prevent electricity conduction

• They reduce the temperature

• They conduct electricity