Blog

a) If you had to describe the difference between an organic and a non organic molecule to a friend that is not in this class, how would you do it? b) What different hydrocarbon families did we learn about in this class?  How can you distinguish them from each other? c) List four structural isomers of octane (names)

Compare the electrolysis of aqueous NaCl with the electrolysis of water.

List the three types of intermolecular forces and explain the differences between them.  For each type describe why they likely would or wouldn’t contribute to the formation of a molecular solid.

Choisis le bon verbe pour compléter la phrase. Dans deux ans, elle (terminer) _________________ son cours en médecine.

A solution contains SO42-, Ba2+ and NO3-   and Ca2+ is added, would you expect there to be a a precipitate?  If so what will the precipitate(s) be?  How do you know?                 

Pour les questions 6 à 10, tu dois transformer les phrases. (élève): Je – C’est __________ élève, Isabelle.

How would the reduction potential of the oxidizing agent in a redox reaction compare to the reduction potential of the reducing agent?

Using Hess’ law, calculate the change in enthalpy for the following two reactions.  Show all of your work. a) CH4(g) + 2O2(g) –> CO2(g) + 2H20(l) b) CaO(s) + 1/2O2(g) + 2HI(g) –>  I2(g) + Ca(OH)2(s)    

Describe (not list) two differences between ionic bonds and polar covalent bonds.

Complète la phrase en utilisant le bon pronom possessif. Ces stylos sont à vous ? – Oui, ce sont ____________.