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...
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
Based on the concepts taught in our class, how many of the following molecules are polar? CH 0 CH CH2Cl2 NH₃ Select one: O a. O b.3 c. 4 d. 1 e. 2.