CHEM 212 Module 2 problem setSUMMER 2025 Portage learning

Question 1

pts


What is the shape of water?



Your Answer:


bent, the bond angle is 104.5 degrees



Bent. The bond angle is 104.5 degrees.




Question 2

pts


What is autoionization, and how is it important for water?



Your Answer:


This refers to the compounds ability to form ions by reacting with itself. These ions
influence the chemistry of water



Autoionization is the ability of a compound to react with itself to form ions.
One water molecule reacts with a second molecule to form two ions: H3O+ and
OH-. These ions exist in small amounts in pure water and influence the
chemistry of water.

, Question 3

pts


Name the three non-covalent forces discussed in this module.



Your Answer:


dipole-dipole forces, hydrogen bonding, London dispersion forces



1. Dipole-dipole forces, 2. Hydrogen bonding, and 3. London dispersion forces




Question 4

pts


What type of non-covalent interaction is known as the strongest dipole-dipole force?



Your Answer:


hydrogen bonds



hydrogen bonds.