{"id":87260,"date":"2025-06-01T06:38:50","date_gmt":"2025-06-01T06:38:50","guid":{"rendered":"https:\/\/exam.pscnotes.com\/mcq\/?p=87260"},"modified":"2025-06-01T06:38:50","modified_gmt":"2025-06-01T06:38:50","slug":"the-cleaning-action-of-soap-and-detergent-in-water-is-due-to-the-forma","status":"publish","type":"post","link":"https:\/\/exam.pscnotes.com\/mcq\/the-cleaning-action-of-soap-and-detergent-in-water-is-due-to-the-forma\/","title":{"rendered":"The cleaning action of soap and detergent in water is due to the forma"},"content":{"rendered":"

The cleaning action of soap and detergent in water is due to the formation of<\/p>\n

[amp_mcq option1=”Micelle” option2=”Salt” option3=”Base” option4=”Acid” correct=”option1″]<\/p>\n

\n
\n
This question was previously asked in<\/div>\n
UPSC NDA-1 – 2015<\/div>\n<\/div>\n
Download PDF<\/a>Attempt Online<\/a><\/div>\n<\/div>\n
\nThe correct answer is Micelle. Soap and detergent molecules form structures called micelles in water, which are responsible for their cleaning action.
\n<\/section>\n
\nSoap and detergent molecules have a hydrophilic (water-attracting) head and a hydrophobic (oil\/grease-attracting) tail. In water, these molecules aggregate into spherical structures called micelles, where the hydrophobic tails are oriented inward, away from the water, and the hydrophilic heads are oriented outward, in contact with the water. Oily or greasy dirt particles get trapped within the hydrophobic core of these micelles and are thus suspended in water, allowing them to be washed away.
\n<\/section>\n
\nWhile soap itself is a salt (sodium or potassium salt of fatty acids), and soap solutions are typically slightly basic due to hydrolysis, their primary cleaning mechanism relies on micelle formation and the ability of micelles to emulsify fats and oils. Acids are not relevant to the cleaning action of soaps and detergents.
\n<\/section>\n","protected":false},"excerpt":{"rendered":"

The cleaning action of soap and detergent in water is due to the formation of [amp_mcq option1=”Micelle” option2=”Salt” option3=”Base” option4=”Acid” correct=”option1″] This question was previously asked in UPSC NDA-1 – 2015 Download PDFAttempt Online The correct answer is Micelle. Soap and detergent molecules form structures called micelles in water, which are responsible for their cleaning … <\/p>\n

Detailed SolutionThe cleaning action of soap and detergent in water is due to the forma<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1093],"tags":[1443,1096,1445],"class_list":["post-87260","post","type-post","status-publish","format-standard","hentry","category-upsc-nda-1","tag-1443","tag-chemistry","tag-detergents-and-soap","no-featured-image-padding"],"yoast_head":"\nThe cleaning action of soap and detergent in water is due to the forma<\/title>\n<meta name=\"description\" content=\"The correct answer is Micelle. Soap and detergent molecules form structures called micelles in water, which are responsible for their cleaning action. Soap and detergent molecules have a hydrophilic (water-attracting) head and a hydrophobic (oil\/grease-attracting) tail. In water, these molecules aggregate into spherical structures called micelles, where the hydrophobic tails are oriented inward, away from the water, and the hydrophilic heads are oriented outward, in contact with the water. Oily or greasy dirt particles get trapped within the hydrophobic core of these micelles and are thus suspended in water, allowing them to be washed away.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/exam.pscnotes.com\/mcq\/the-cleaning-action-of-soap-and-detergent-in-water-is-due-to-the-forma\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"The cleaning action of soap and detergent in water is due to the forma\" \/>\n<meta property=\"og:description\" content=\"The correct answer is Micelle. Soap and detergent molecules form structures called micelles in water, which are responsible for their cleaning action. Soap and detergent molecules have a hydrophilic (water-attracting) head and a hydrophobic (oil\/grease-attracting) tail. In water, these molecules aggregate into spherical structures called micelles, where the hydrophobic tails are oriented inward, away from the water, and the hydrophilic heads are oriented outward, in contact with the water. Oily or greasy dirt particles get trapped within the hydrophobic core of these micelles and are thus suspended in water, allowing them to be washed away.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/exam.pscnotes.com\/mcq\/the-cleaning-action-of-soap-and-detergent-in-water-is-due-to-the-forma\/\" \/>\n<meta property=\"og:site_name\" content=\"MCQ and Quiz for Exams\" \/>\n<meta property=\"article:published_time\" content=\"2025-06-01T06:38:50+00:00\" \/>\n<meta name=\"author\" content=\"rawan239\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"rawan239\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 minute\" \/>\n<!-- \/ Yoast SEO Premium plugin. -->","yoast_head_json":{"title":"The cleaning action of soap and detergent in water is due to the forma","description":"The correct answer is Micelle. 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Soap and detergent molecules form structures called micelles in water, which are responsible for their cleaning action. Soap and detergent molecules have a hydrophilic (water-attracting) head and a hydrophobic (oil\/grease-attracting) tail. In water, these molecules aggregate into spherical structures called micelles, where the hydrophobic tails are oriented inward, away from the water, and the hydrophilic heads are oriented outward, in contact with the water. 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