Properties and Characteristics of Magnesium Chloride

The video explores whether magnesium chloride (MgCl2) is an electrolyte. It begins by identifying MgCl2 as an ionic compound due to its metal and non-metal composition. The video explains that MgCl2 is soluble in water, dissociating into magnesium and chloride ions, which allows the solution to conduct electricity. This property classifies MgCl2 as a strong electrolyte. The video concludes with Dr. B confirming MgCl2's status as an electrolyte.

What type of compound is magnesium chloride?

• Covalent compound

• Ionic compound

• Metallic compound

• Molecular compound

Why is magnesium chloride considered soluble in water?

• It dissociates into ions

• It remains unchanged

• It reacts with water

• It forms a precipitate

What ions are formed when MgCl2 dissolves in water?

• Mg2+ and Cl2

• Mg2+ and Cl-

• Mg and Cl

• Mg+ and Cl2-

What is the charge of the magnesium ion in MgCl2?

• 1+

• 2-

• 1-

• 2+

What is the charge of the chlorine ion in MgCl2?

• 2-

• 1-

• 2+

• 1+

What group is magnesium in on the periodic table?

• Group 1

• Group 2

• Group 18

• Group 17

What group is chlorine in on the periodic table?

• Group 1

• Group 2

• Group 18

• Group 17

Why is MgCl2 considered a strong electrolyte?

• It forms a weak solution

• It partially dissociates in water

• It does not dissociate in water

• It completely dissociates into ions