Last modified: Fri 04/22/2016 09:55:49 am
ACA

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Answer all of the questions below. If you do not know an answer enter CNA. However, it will help me the most if you answer each question with your best intuition/idea about what would be a reasonable answer.


First Name:

Last Name:

Laboratory Section:

1. Predict which of the following compounds is polar and which is nonpolar. If you want to practice predicting polarity in molecules try this tutorial.

Formula

Polar/nonpolar

Formula

Polar/nonpolar

N2

SF4

CH2F2

CS2

N2O

HNO3

SO3

NF3

2. For each of the following compounds indicate the atomic orbital/hybrid orbital involved in the specified bond.

Substance

Bond

atomic/hybrid orbital

a) Cl2

Cl-Cl

(Cl) - (Cl)

b) CH2F2

C-H

(C) - (H)

c) NH3

N-H

(N) - (H)

d) HCN

C-N

(C) - (N) sigma bond
(C) - (N) pi bond
(C) - (N) pi bond

3. Is there anything about the questions that you feel you do not understand? List your concerns/questions.

4. If there is one question you would like to have answered in lecture, what would that question be?