{"id":26266,"date":"2024-11-12T09:43:54","date_gmt":"2024-11-12T09:43:54","guid":{"rendered":"https:\/\/alnojoumacademy.com\/?p=26266"},"modified":"2026-02-09T20:02:16","modified_gmt":"2026-02-09T20:02:16","slug":"carboxylic-acids","status":"publish","type":"post","link":"https:\/\/alnojoumacademy.com\/en\/carboxylic-acids\/","title":{"rendered":"Carboxylic acids"},"content":{"rendered":"<h3 style=\"text-align: center;\"><button style=\"background-color: #34c79d; border: dashed 2px #2506ec; color: #2506ec; width: 420px; padding: 15px 32px; text-align: center; text-decoration: none; display: inline-block; font-size: 16px; margin: 4px 2px;\" type=\"button\"><a style=\"font-weight: bold; font-size: large;\" href=\"https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/11\/Homework-2-2.pdf\">Chem 241 Homework<\/a><\/button><\/h3>\n<h3 style=\"text-align: center;\"><button style=\"background-color: #77d17a; border: none; color: #2e3ff3; padding: 15px 32px; text-align: center; 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100vw, 1724px\" \/>=======================================<\/a> <a href=\"https:\/\/alnojoumacademy.com\/courses\/ksuchem241organicchemistryii\/lessons\/introduction-5\/\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-26366 size-full\" src=\"https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/11\/C54AD38B-4198-4372-B3A1-39C8C6F2CACD.png\" alt=\"\" width=\"1724\" height=\"2573\" srcset=\"https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/11\/C54AD38B-4198-4372-B3A1-39C8C6F2CACD.png 1724w, https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/11\/C54AD38B-4198-4372-B3A1-39C8C6F2CACD-201x300.png 201w, https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/11\/C54AD38B-4198-4372-B3A1-39C8C6F2CACD-686x1024.png 686w, https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/11\/C54AD38B-4198-4372-B3A1-39C8C6F2CACD-768x1146.png 768w, https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/11\/C54AD38B-4198-4372-B3A1-39C8C6F2CACD-1029x1536.png 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2834px) 100vw, 2834px\" \/><\/a><\/p>\n<h1 style=\"text-align: center;\" data-sourcepos=\"3:1-7:15\"><a href=\"https:\/\/alnojoumacademy.com\/courses\/ksuchem241organicchemistryii\/lessons\/introduction-5\/\">=======================================<\/a><\/h1>\n<p data-sourcepos=\"3:1-7:15\"><a href=\"https:\/\/alnojoumacademy.com\/courses\/ksuchem241organicchemistryii\/lessons\/introduction-5\/\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-26489\" src=\"https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/11\/Screenshot-2024-12-05-at-10.56.35\u202fAM.png\" alt=\"\" width=\"2880\" height=\"1694\" srcset=\"https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/11\/Screenshot-2024-12-05-at-10.56.35\u202fAM.png 2880w, https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/11\/Screenshot-2024-12-05-at-10.56.35\u202fAM-300x176.png 300w, 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href=\"https:\/\/alnojoumacademy.com\/courses\/ksuchem241organicchemistryii\/lessons\/introduction-5\/\">=======================================<\/a><\/h1>\n<p data-sourcepos=\"3:1-7:15\"><a href=\"https:\/\/alnojoumacademy.com\/courses\/ksuchem241organicchemistryii\/lessons\/introduction-5\/\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-26490\" src=\"https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/11\/Screenshot-2024-12-05-at-10.57.42\u202fAM.png\" alt=\"\" width=\"2850\" height=\"1690\" srcset=\"https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/11\/Screenshot-2024-12-05-at-10.57.42\u202fAM.png 2850w, https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/11\/Screenshot-2024-12-05-at-10.57.42\u202fAM-300x178.png 300w, https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/11\/Screenshot-2024-12-05-at-10.57.42\u202fAM-1024x607.png 1024w, 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loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-26491\" src=\"https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/11\/Screenshot-2024-12-05-at-10.58.24\u202fAM.png\" alt=\"\" width=\"2850\" height=\"1690\" srcset=\"https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/11\/Screenshot-2024-12-05-at-10.58.24\u202fAM.png 2850w, https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/11\/Screenshot-2024-12-05-at-10.58.24\u202fAM-300x178.png 300w, https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/11\/Screenshot-2024-12-05-at-10.58.24\u202fAM-1024x607.png 1024w, https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/11\/Screenshot-2024-12-05-at-10.58.24\u202fAM-768x455.png 768w, https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/11\/Screenshot-2024-12-05-at-10.58.24\u202fAM-1536x911.png 1536w, https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/11\/Screenshot-2024-12-05-at-10.58.24\u202fAM-2048x1214.png 2048w, 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href=\"https:\/\/alnojoumacademy.com\/courses\/ksuchem241organicchemistryii\/lessons\/introduction-5\/\">=======================================<\/a><a href=\"https:\/\/alnojoumacademy.com\/courses\/ksuchem241organicchemistryii\/lessons\/introduction-5\/\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-26493\" src=\"https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/11\/Screenshot-2024-12-05-at-11.01.01\u202fAM.png\" alt=\"\" width=\"2872\" height=\"1684\" srcset=\"https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/11\/Screenshot-2024-12-05-at-11.01.01\u202fAM.png 2872w, https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/11\/Screenshot-2024-12-05-at-11.01.01\u202fAM-300x176.png 300w, https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/11\/Screenshot-2024-12-05-at-11.01.01\u202fAM-1024x600.png 1024w, https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/11\/Screenshot-2024-12-05-at-11.01.01\u202fAM-768x450.png 768w, https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/11\/Screenshot-2024-12-05-at-11.01.01\u202fAM-1536x901.png 1536w, https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/11\/Screenshot-2024-12-05-at-11.01.01\u202fAM-2048x1201.png 2048w, https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/11\/Screenshot-2024-12-05-at-11.01.01\u202fAM-18x12.png 18w, https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/11\/Screenshot-2024-12-05-at-11.01.01\u202fAM-600x352.png 600w\" sizes=\"(max-width: 2872px) 100vw, 2872px\" \/><\/a><\/h1>\n<h1 style=\"text-align: center;\" data-sourcepos=\"3:1-7:15\"><a href=\"https:\/\/alnojoumacademy.com\/courses\/ksuchem241organicchemistryii\/lessons\/introduction-5\/\">=======================================<\/a><\/h1>\n<h1 style=\"text-align: center;\" data-sourcepos=\"3:1-7:15\"><a href=\"https:\/\/alnojoumacademy.com\/courses\/ksuchem241organicchemistryii\/lessons\/introduction-5\/\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-26494\" src=\"https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/11\/Screenshot-2024-12-05-at-11.01.43\u202fAM.png\" alt=\"\" width=\"2872\" height=\"1764\" srcset=\"https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/11\/Screenshot-2024-12-05-at-11.01.43\u202fAM.png 2872w, https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/11\/Screenshot-2024-12-05-at-11.01.43\u202fAM-300x184.png 300w, https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/11\/Screenshot-2024-12-05-at-11.01.43\u202fAM-1024x629.png 1024w, https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/11\/Screenshot-2024-12-05-at-11.01.43\u202fAM-768x472.png 768w, https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/11\/Screenshot-2024-12-05-at-11.01.43\u202fAM-1536x943.png 1536w, https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/11\/Screenshot-2024-12-05-at-11.01.43\u202fAM-2048x1258.png 2048w, https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/11\/Screenshot-2024-12-05-at-11.01.43\u202fAM-18x12.png 18w, https:\/\/alnojoumacademy.com\/wp-content\/uploads\/2024\/11\/Screenshot-2024-12-05-at-11.01.43\u202fAM-600x369.png 600w\" sizes=\"(max-width: 2872px) 100vw, 2872px\" \/><\/a><\/h1>\n<p style=\"color: red;\" data-sourcepos=\"3:1-7:15\"><strong>1. Carboxylic acids are characterized by the presence of which functional group?<\/strong><\/p>\n<p data-sourcepos=\"3:1-7:15\">a) Hydroxyl (-OH)<\/p>\n<p data-sourcepos=\"3:1-7:15\">b) Carbonyl (C=O)<\/p>\n<h3 data-sourcepos=\"3:1-7:15\"><em><strong>c) Carboxyl (-COOH)<\/strong><\/em><\/h3>\n<p data-sourcepos=\"3:1-7:15\">d) Amine (-NH2)<\/p>\n<p style=\"color: red;\" data-sourcepos=\"9:1-13:8\"><strong>2. What is the general formula for carboxylic acids?<\/strong><\/p>\n<h3 data-sourcepos=\"9:1-13:8\"><strong><em>a) R-COOH<\/em><\/strong><\/h3>\n<p data-sourcepos=\"9:1-13:8\">b) R-OH<\/p>\n<p data-sourcepos=\"9:1-13:8\">c) R-CHO<\/p>\n<p data-sourcepos=\"9:1-13:8\">d) R-NH2<\/p>\n<p style=\"color: red;\" data-sourcepos=\"15:1-19:15\"><strong>3. Carboxylic acids are generally classified as what type of compounds?<\/strong><\/p>\n<h3 data-sourcepos=\"15:1-19:15\"><em><strong>a) Weak acids<\/strong><\/em><\/h3>\n<p data-sourcepos=\"15:1-19:15\">b) Strong acids<\/p>\n<p data-sourcepos=\"15:1-19:15\">c) Weak bases<\/p>\n<p data-sourcepos=\"15:1-19:15\">d) Strong bases<\/p>\n<p style=\"color: red;\" data-sourcepos=\"21:1-25:22\"><strong>4. How do carboxylic acids react with bases?<\/strong><\/p>\n<p data-sourcepos=\"21:1-25:22\">a) They form esters<\/p>\n<p data-sourcepos=\"21:1-25:22\">b) They form amides<\/p>\n<h3 data-sourcepos=\"21:1-25:22\"><em><strong>c) They form salts<\/strong><\/em><\/h3>\n<p data-sourcepos=\"21:1-25:22\">d) They form aldehydes<\/p>\n<p style=\"color: red;\" data-sourcepos=\"27:1-31:30\"><strong>5. Which of the following is a physical property of carboxylic acids?<\/strong><\/p>\n<p data-sourcepos=\"27:1-31:30\">a) Low boiling points<\/p>\n<h3 data-sourcepos=\"27:1-31:30\"><strong><em>b) High solubility in water<\/em><\/strong><\/h3>\n<p data-sourcepos=\"27:1-31:30\">c) Pleasant odors<\/p>\n<p data-sourcepos=\"27:1-31:30\">d) Formation of hydrogen bonds<\/p>\n<p style=\"color: red;\" data-sourcepos=\"33:1-37:38\"><strong>6. Why do carboxylic acids have higher boiling points than alcohols of similar molecular weight?<\/strong><\/p>\n<p data-sourcepos=\"33:1-37:38\">a) Due to their higher molecular weight<\/p>\n<p data-sourcepos=\"33:1-37:38\">b) Due to the presence of a double bond<\/p>\n<h3 data-sourcepos=\"33:1-37:38\"><em><strong>c) Due to the presence of hydrogen bonding<\/strong><\/em><\/h3>\n<p data-sourcepos=\"33:1-37:38\">d) Due to their lower molecular weight<\/p>\n<p style=\"color: red;\" data-sourcepos=\"39:1-43:20\"><strong>7. How do carboxylic acids react with alcohols?<\/strong><\/p>\n<h3 data-sourcepos=\"39:1-43:20\"><em><strong>a) They form ethers<\/strong><\/em><\/h3>\n<p data-sourcepos=\"39:1-43:20\">b) They form esters<\/p>\n<p data-sourcepos=\"39:1-43:20\">c) They form aldehydes<\/p>\n<p data-sourcepos=\"39:1-43:20\">d) They form ketones<\/p>\n<p style=\"color: red;\" data-sourcepos=\"45:1-49:13\"><strong>8. Which of the following is an example of a carboxylic acid?<\/strong><\/p>\n<p data-sourcepos=\"45:1-49:13\">a) Ethanol<\/p>\n<p data-sourcepos=\"45:1-49:13\">b) Ethane<\/p>\n<h3 data-sourcepos=\"45:1-49:13\"><em><strong>c) Ethanoic acid (acetic acid)<\/strong><\/em><\/h3>\n<p data-sourcepos=\"45:1-49:13\">d) Ethylamine<\/p>\n<p style=\"color: red;\" data-sourcepos=\"51:1-55:16\"><strong>9. What is the name of the simplest carboxylic acid?<\/strong><\/p>\n<h3 data-sourcepos=\"51:1-55:16\"><em><strong>a) Formic acid<\/strong><\/em><\/h3>\n<p data-sourcepos=\"51:1-55:16\">b) Acetic acid<\/p>\n<p data-sourcepos=\"51:1-55:16\">c) Propanoic acid<\/p>\n<p data-sourcepos=\"51:1-55:16\">d) Butanoic acid<\/p>\n<p style=\"color: red;\" data-sourcepos=\"57:1-61:16\"><strong>10. Which of the following carboxylic acids is responsible for the sour taste of vinegar?<\/strong><\/p>\n<p data-sourcepos=\"57:1-61:16\">a) Formic acid<\/p>\n<h3 data-sourcepos=\"57:1-61:16\"><em><strong>b) Acetic acid<\/strong><\/em><\/h3>\n<p data-sourcepos=\"57:1-61:16\">c) Propanoic acid<\/p>\n<p data-sourcepos=\"57:1-61:16\">d) Butanoic acid<\/p>\n<p style=\"color: red;\" data-sourcepos=\"63:1-67:23\"><strong>11. What is the pH of a solution of a carboxylic acid?<\/strong><\/p>\n<p data-sourcepos=\"63:1-67:23\">a) Greater than 7<\/p>\n<h3 data-sourcepos=\"63:1-67:23\">b) Less than 7<\/h3>\n<p data-sourcepos=\"63:1-67:23\">c) Equal to 7<\/p>\n<p data-sourcepos=\"63:1-67:23\">d) Cannot be determined<\/p>\n<p style=\"color: red;\" data-sourcepos=\"69:1-73:20\"><strong>12. How do carboxylic acids react with metals?<\/strong><\/p>\n<h3 data-sourcepos=\"69:1-73:20\"><em>a) They form salts and hydrogen gas<\/em><\/h3>\n<p data-sourcepos=\"69:1-73:20\">b) They form esters<\/p>\n<p data-sourcepos=\"69:1-73:20\">c) They form aldehydes<\/p>\n<p data-sourcepos=\"69:1-73:20\">d) They form ketones<\/p>\n<p style=\"color: red;\" data-sourcepos=\"75:1-79:16\"><strong>13. Which of the following carboxylic acids is used as a food preservative?<\/strong><\/p>\n<p data-sourcepos=\"75:1-79:16\">a) Formic acid<\/p>\n<p data-sourcepos=\"75:1-79:16\">b) Acetic acid<\/p>\n<p data-sourcepos=\"75:1-79:16\">c) Propanoic acid<\/p>\n<p data-sourcepos=\"75:1-79:16\">d) Butanoic acid<\/p>\n<p style=\"color: red;\" data-sourcepos=\"81:1-85:11\"><strong>14. What is the IUPAC name for the carboxylic acid with the formula CH3CH2CH2COOH?<\/strong><\/p>\n<p data-sourcepos=\"81:1-85:11\">a) Butanoic acid<\/p>\n<p data-sourcepos=\"81:1-85:11\">b) Propanoic acid<\/p>\n<p data-sourcepos=\"81:1-85:11\">c) Butanal<\/p>\n<p data-sourcepos=\"81:1-85:11\">d) Butanone<\/p>\n<p style=\"color: red;\" data-sourcepos=\"87:1-91:17\"><strong>15. Which of the following carboxylic acids is responsible for the smell of rancid butter?<\/strong><\/p>\n<p data-sourcepos=\"87:1-91:17\">a) Formic acid<\/p>\n<p data-sourcepos=\"87:1-91:17\">b) Acetic acid<\/p>\n<p data-sourcepos=\"87:1-91:17\">c) Butanoic acid<\/p>\n<p data-sourcepos=\"87:1-91:17\">d) Pentanoic acid<\/p>\n<p style=\"color: red;\" data-sourcepos=\"93:1-97:20\"><strong>16. How do carboxylic acids react with ammonia?<\/strong><\/p>\n<p data-sourcepos=\"93:1-97:20\">a) They form esters<\/p>\n<p data-sourcepos=\"93:1-97:20\">b) They form amides<\/p>\n<p data-sourcepos=\"93:1-97:20\">c) They form aldehydes<\/p>\n<p data-sourcepos=\"93:1-97:20\">d) They form ketones<\/p>\n<p style=\"color: red;\" data-sourcepos=\"99:1-103:14\"><strong>17. What is the name of the carboxylic acid used in the production of aspirin?<\/strong><\/p>\n<p data-sourcepos=\"99:1-103:14\">a) Salicylic acid<\/p>\n<p data-sourcepos=\"99:1-103:14\">b) Benzoic acid<\/p>\n<p data-sourcepos=\"99:1-103:14\">c) Citric acid<\/p>\n<p data-sourcepos=\"99:1-103:14\">d) Acetic acid<\/p>\n<p style=\"color: red;\" data-sourcepos=\"105:1-109:30\"><strong>18. Which of the following is a physical property of carboxylic acids?<\/strong><\/p>\n<p data-sourcepos=\"105:1-109:30\">a) Low melting points<\/p>\n<p data-sourcepos=\"105:1-109:30\">b) High solubility in nonpolar solvents<\/p>\n<p data-sourcepos=\"105:1-109:30\">c) Pleasant odors<\/p>\n<p data-sourcepos=\"105:1-109:30\">d) Formation of hydrogen bonds<\/p>\n<p style=\"color: red;\" data-sourcepos=\"111:1-115:20\"><strong>19. How do carboxylic acids react with thionyl chloride (SOCl2)?<\/strong><\/p>\n<p data-sourcepos=\"111:1-115:20\">a) They form esters<\/p>\n<p data-sourcepos=\"111:1-115:20\">b) They form acid chlorides<\/p>\n<p data-sourcepos=\"111:1-115:20\">c) They form aldehydes<\/p>\n<p data-sourcepos=\"111:1-115:20\">d) They form ketones<\/p>\n<p style=\"color: red;\" data-sourcepos=\"117:1-121:14\"><strong>20. Which of the following carboxylic acids is found in citrus fruits?<\/strong><\/p>\n<p data-sourcepos=\"117:1-121:14\">a) Citric acid<\/p>\n<p data-sourcepos=\"117:1-121:14\">b) Malic acid<\/p>\n<p data-sourcepos=\"117:1-121:14\">c) Tartaric acid<\/p>\n<p data-sourcepos=\"117:1-121:14\">d) Oxalic acid<\/p>","protected":false},"excerpt":{"rendered":"<p>Chem 241 Homework connect to Mr. Abdullah Mohamed Physics and Chemistry teacher Chem 241 Homework connect to Mr. Abdullah Mohamed Physics and Chemistry teacher ======================================= ======================================= ======================================= ======================================= ======================================= ======================================= ======================================= ======================================= 1. Carboxylic acids are characterized by the presence &hellip; <\/p>","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"elementor_header_footer","format":"standard","meta":{"pmpro_default_level":"","footnotes":""},"categories":[154,1],"tags":[],"class_list":["post-26266","post","type-post","status-publish","format-standard","hentry","category-chemistry","category-uncategorized","pmpro-has-access"],"_links":{"self":[{"href":"https:\/\/alnojoumacademy.com\/en\/wp-json\/wp\/v2\/posts\/26266","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/alnojoumacademy.com\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/alnojoumacademy.com\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/alnojoumacademy.com\/en\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/alnojoumacademy.com\/en\/wp-json\/wp\/v2\/comments?post=26266"}],"version-history":[{"count":17,"href":"https:\/\/alnojoumacademy.com\/en\/wp-json\/wp\/v2\/posts\/26266\/revisions"}],"predecessor-version":[{"id":27457,"href":"https:\/\/alnojoumacademy.com\/en\/wp-json\/wp\/v2\/posts\/26266\/revisions\/27457"}],"wp:attachment":[{"href":"https:\/\/alnojoumacademy.com\/en\/wp-json\/wp\/v2\/media?parent=26266"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/alnojoumacademy.com\/en\/wp-json\/wp\/v2\/categories?post=26266"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/alnojoumacademy.com\/en\/wp-json\/wp\/v2\/tags?post=26266"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}