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- 3.The boiling points of propanol (CH₃CH₂CH₂OH) and pentanol (CH₃CH₂CH₂CH₂CH₂OH) are 97°C and 137°C, respectively. The boiling point of butanol (CH₃CH₂CH₂CH₂OH) is predicted to be: A. < 97°CB. > 137°CC. > 97°C and < 137°CD. 97°CE. 137°C4. What type of bond promotes solubility of alcohols in water? A. Hydrogen bonds B. Dipole-dipole bonds C. Covalent bonds D. Van der Waals forcesArrange the following molecules in order of increasing boiling point. These are all long hydrocarbon chains. The middle portions are described as the number of repeating CH2 units. H3C (CH2)11-CH3 H3C (CH2)8CH3 H3C (CH2)5-CH3 I II III |=|l=II| A. OB. >ll>II| OC. IlI>ll>| A Moving to another question will save this response. «
- 77. The number of mokes of H, needed to complete ly saturate 1 mole of vitamin A is HO. 78. The determine whether organic compounds are soluble in polar or non-polar solvents, whether they have high or low melt ing and boiling points, or whether they react with other molecules. 79, The melt ing and boiling points of organic compounds are dependent on the between the molecules.15. Network polymer structure is. O A. Branching. B. Liner. C. Cross-link. 16. Strong bonding in organic chemistry is. O A. Covalent bonding. OB. Hydrogen bonding. C. Van der Waals. Is are cured into permanent shape is Cannot be re- 17. melted. A. Thermoplastics B. Thermosetting PlasticsArrange these compounds in order of increasing boiling point. Explain your reasoning.a. H2S b. H2Se c. H2O
- 22. Which of the following compounds will turn the red litmus paper to blue after sodium carbonate is added then subjected to heating? a) Urea b) Albumin c) Sodium chloride d) Sucrose 23. Which of the following compounds violates octet rule? a. CH4 b. PCI5 c. SO2 d. H2O 24. Which of the following compound has a C-H bod with the lowest bond dissociation energy? a. C2H6 b. CóH6 c. C¿H2 d. CH;CH=CH 25. General formula for amines is a. R-CH2 b. R¿CH c. R-NH2 d. R-COOH 26. All organic compounds consists of particular atoms in their molecules or group of atoms which is called as: a. prominent group b. atom group c. functional group d. function group 27. Which of the following is a C3H12O – 1° alcohol a. 3-methyl-2-butanol b. 2-methyl-2-butanol c. 3-methyl-1-butanol d. 2-methyl-2-butanol 28. Compounds in which one hydrogen atom of an alkane is substituted by one halogen atom are called a. Haloalkanes b. Phenols c. Ethers d. Alcohols 29. Arranged the following compound in terms of increasing…Order it! Lowest to Highest!! Based on intermolecular forces, predict the ordering from LOWEST boiling point to HIGHEST boiling point. CH3CH2CH2OH Ne CH3COCH3 CH4 CH3CH2CH3Question 40 H HHO | | || H-C-C-C-0-C-H I HHHO IIII H-C-C-C-C-O-H III HHH II H H H X Y The compounds above have the same molecular formula. Identify the TRUE statement(s) when compounds X and Y are compared? I. Compound Y has higher boiling point. II. Compound Y has higher vapor pressure. III. Compound Y has higher viscosity. IV. Compound Y has higher surface tension. Select one: O a. II, III, and IV O b. O c. I, III, and IV O d. I and II only III and IV only
- However, there are many other commercially purchased inorganic and organic compounds that people routinely used in their households (or in their everyday lives). A list of 19 chemicals with common names are written below. Find each of these items in your home or in a local grocery and take picture of the container (if you do not have access to all of them choose at least 12 of them) and then complete the table below. For #16 and 17 you choose any other house hold chemical and complete the table. • Inorganic compounds 1) table salt, 2) baking soda, 3) washing soda, 4) photographic fixer, 5) Epsom salt, 6) alum, 7) chalk, 8) corn starch, 9) sand, 10) active ingredient in toothpaste or cleansing agent and disinfectant, 11) decolorizing carbon Organic compounds Naming of organic compounds will be discussed in details in Lab 10 however there are still some simple organic compounds that you encounter at your home. Organic compounds are compounds that contain at least one carbon with one…24. Solve the problem correctly please, thanksThe highest the Pvap, the highest the boiling point. True or False?