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- COLUMN A COLUMN B Compound Isomers C4H10 CSH10 CH, CH C5H12 HyC CH HC CH, CH CH C6H13CI CH CH C4H802 CH CH CH HyC CH3-34 Which of the following structures represent the same compound? Which ones represent different compounds? (d)10-20 Why are the following molecular formulas impossible? (a) CH5 C2H7
- Functional Group Absorption (cm ¹) Alkane C-H 2850-2960 Alkane C-C Alkene =C-H Alkene C-C Alkene RCH-CH₂ 910 and 990 Alkene R₂C=CH₂ 890 Alkyne C-H Alkyne CEC он a H₂C-CH-CH₂ 800-1300 Submit Answer 3020-3100 1640-1680 3300 2100-2260 E Try Another Version Functional Group Absorption (cm³¹) Alkyl halide C-Cl Alkyl halide C-Bri a Alcohol O-H b Alcohol C-O Arene C-H and b CH₂CHCH₂CH₂ Aromatic ring C=C Amine N-H Amine C-N 600-800 tem attempts remaining 500-600 3400-3650 1050-1150 What IR absorption would you use to distinguish between the two compounds above? Enter a frequency, or range as lower freq-higher freq, from the table above. Which compound will exhibit this absorption? 3030 1660-2000 1450-1600 3300-3500 1030-1230 Functional Group Aldehyde C=O Ketone C=O Ester C=0 Amide C=O Carboxylic acid C=O Nitrile CEN Nitro NO₂ Absorption (cm ¹) cm 1 1730 1715 1735 1690 Carboxylic acid 0-H 2500-3100 1710 2210-2260 1540Part A Indicate whether each of the following pairs represent structural isomers or the same molecule. Drag the appropriate items to their respective bins. Isomers CH, CH₂ CH CH₁ -di-di- H₂C-CH-CH-CH2 and HyC-CH-CH₂-CH-CH₂ CH₂ CH, CH₂ H₂C-C -CH₂ H–CH–CH3 and CH CH₂ + Same molecule ل۲ and Reset HelpPlease help, asap The Kb of ethylamine,C2H5NH2, is 4.3 x 10-4.
- Questions 1-3 refer to these structures: CH3CH2-O-CH2CH3 A CH3CH2CH2CH2CH₂CH₂OH B D C-H CH3CH2-O-C-CH2CH3 E || CH3-C-O-CH2CH2CH3 C O CH3-C-OH F CH3-C-CH2CH2CH3 Show cal Grations 1. a) List the letters for the structures that are esters. b) Circle the ester functional group in any esters. 2. a) Write the letters for the two compounds that could be used to make an ester by an esterification reaction. b) Write the reaction equation for this esterification reaction, showing the structures of all reactants and products. 3. Give the letters and the IUPAC names for the esters you identified in question 1.Be sure to answer all parts. Name the following molecular compounds: (a) NI3 (select) v (select) ♥ | (select) (b) F2O7 |(select) v| (select) v (select) v| (select)Which structures (1-8) are expected to correspond to compounds X and Y in the reactions shown? HgSO4, H20 H2SO4 1. (Sia)2BH, THF 2. H2O2, NaOH Y 1 7 OH 4 8 X= choose your answer... Y= choose your answer... choose your answer... 8 7 6 5 4 3 2 5
- Worksheet 1: IUPAC Nomenclature Use the IUPAC Nomenclature to correctly name the following organic molecules. Name Name H H H H H H FC C C 4 H2C- -CH3 H H. H. H Name Name ннн нн H H H 1 C 21 3 4 C C -H H-C C=C-C-C--H CH3 H H нн Name Name H CH3 H. H Н—С — Н H H H- с —Н CH3 H. H. H H Name Name C2H5 H H H нннн нн 1 2 3 4 6. H- -H H-C-C-CFC,-C-C-H H H H CH3 H. H H H Н-С-н H.1-41 Determine whether the following pairs of structures are actually different compounds or simply resonance forms of the same compounds. (a) and (C) -yo-y-0-0 ان 0- O-H and CH=C-H and CH-C-H ۔ 0-H (k) H-C-NH, and H-C=NH, and and (e) (g) CH=CH-CH, and CH-CH = CH, (h) CH=C=0 and H-C=C-OH 0 H 0-H +O-H (i) H-C-C-H and H-c=C-H (j) H-C-H and H-C-H ---......... H NH₂ +NH2 || (f) CH-C-NH and CH-C=NH an_e_ H-C=CH-CH₂ (1) CH-C-CH=CH, and CH-C=CH-CH,See Figure 2-4. The MOST correct line drawing for the molecule shown is A B U