
Evaluate the following molecules and label them as either polar or non-polar. I-0 F H C=C...
Which of the following molecules is considered non-polar? o ci H Вт CEC C1-C-C1 CI H BI 2 a. 1 only b. 2 only c. 3 only d. 1 and 2 e. 1 and 3 f. 2 and 3 g. All of the above
Which of the molecules in this exercise have polar bonds, but
the molecule itself is non-polar? What makes that molecule (s)
non-polar?
CH4 H20 H₂o+ HCI NH3 H2CO CI,O | Brož 5042 CO2 HCN Co CC14 C₂H6 Cog2 NO, soz | C₂H4 C2H2 N2H4 | CF₃C1 | CIO₃ CH2OH CF4
Indicate which of the following molecules is non-polar: Select one: Br: :Br: BO O a O b. H-S-H O C. d. :C1: :c:
These four (4) substances have polar bonds. Which two are polar molecules? : 01—H o=c=o CI: CI-C- CI: 1 1 :C1: H H O H2O and CCl4 C!-C-Cl! :CI: H H O H20 and CC14 O HCl and H20 O CCl4 and CO2 O HCl and CO2
Which of the following molecules is/are chiral? H СС 1- C- F H-C-F CI Select one: O a. II and III O o o o b. ll only c . I and II d . Ill only e. I only
7). a). Is the acetone molecule non-polar or polar? Circle. Non-polar Polar b). Sketch pictures of the intermolecular forces that would occur between the molecules of acetone and the molecules of 2- propanone if you have a mixture of the two liquids. What would be the main type of IMF that is responsible for the attraction? (Give a name for the IMF). c). The pentane molecule and the 2-pentanone molecule both have five carbon atoms on their structures. Why 2-pentanone...
1. Which of the following molecules is polar? a) CO2 b) CO c) O2 d) C2H2 2. Which of the following molecules is non polar? a) CO2 b) H2O c) N2O
2. Name the following molecules. (20 pts) O CH3 0%CHO (c) H 3 (b) CHi (a) H
2. Name the following molecules. (20 pts) O CH3 0%CHO (c) H 3 (b) CHi (a) H
Section A Q1 0 Using the following Taylor series expansion: f(x+h) = f(x)+hf'(x)+22 h 3! f"(x)+ (+0) (1.1) 4! show that the central finite difference formula for the first derivative can be written as: f'(x)= f(x+h)-f(x-1) + ch" +0(hº) (1.2) 2h Determine cp and of the derived equation. [4 marks] Consider the function: f(x) = sin +COS (1.3) 2 2 Let x =ih with n=0.25, give your answer in 3 decimals for (ii) to (vi): (ii) Evaluate f(x) for i...
3. Assign R or S configuration to the following molecules: Br I F H F H F Br Br -CHE CH=CH2 CH2CH3 CH2CH3 out from H₂C... -CH3 OH CH3CH, -CH=CH2 CH3 CH(CH3)2 H