[{"id":208321,"question":"Each fat or oil in made up of","choices":[{"text":"A distinctive mixture of several different triglycorides","value":"A"},{"text":"A distinctive mixture of several aldehydes","value":"B"},{"text":"Mixture of above both","value":"C"},{"text":"None of above","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":208320,"question":"Soapy detergents and soapless detergents behave differently in hard water because they","choices":[{"text":"Have different hydrophilic heads","value":"A"},{"text":"Have different hydrophobic hydrocarbon chains","value":"B"},{"text":"Have different pH values","value":"C"},{"text":"Above A and C both","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":208319,"question":"What is use of the addition of brine solution in the production of soap from castor oil and sodium hydroxide.","choices":[{"text":"To speed up the reaction","value":"A"},{"text":"To lower the solubility of soap","value":"B"},{"text":"To remove unreacted castor oil and sodium hydroxide","value":"C"},{"text":"To increase the purity of the soap obtained.","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":208318,"question":"in the process of production of soap the soap can be salted out by adding","choices":[{"text":"Concentrated sulphuric acid","value":"A"},{"text":"Concentrated potassium hydroxide solution","value":"B"},{"text":"Concentrated sodium chloride solution","value":"C"},{"text":"None of above","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":208317,"question":"The alkaline hydrolysis of fat is know as","choices":[{"text":"Condensation","value":"A"},{"text":"Esterification","value":"B"},{"text":"Saponification","value":"C"},{"text":"Emulsification","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":208316,"question":"Which type of organic compounds does fat belong to.","choices":[{"text":"Alkene","value":"A"},{"text":"Ester","value":"B"},{"text":"Alkanol","value":"C"},{"text":"Alkanoic acid","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":208315,"question":"Which of the following does NOT react with sodium hydroxide solution.","choices":[{"text":"Fat","value":"A"},{"text":"Vinegar","value":"B"},{"text":"Ethanol","value":"C"},{"text":"Water","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":208314,"question":"Soap is soluble in grease because it","choices":[{"text":"Is non polar","value":"A"},{"text":"Has a hydrophobic head","value":"B"},{"text":"Has a hydrophobic tail","value":"C"},{"text":"Has an ionic head and a hydrocarbon tail","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":208313,"question":"When a drop of detergent solution is added onto a clean towel. It spreads instead of existing as a droplet Which of the following statements explains this phenomenon.","choices":[{"text":"Detergent acts as an emulsifying agent","value":"A"},{"text":"Detergent reduce surface tension of water","value":"B"},{"text":"Detergent reduces surface tension of water","value":"C"},{"text":"All of above","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":208312,"question":"The green color of water in a lake is due to","choices":[{"text":"Excessive growth of sea weeds","value":"A"},{"text":"Algae","value":"B"},{"text":"Pollution","value":"C"},{"text":"Grass","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":208311,"question":"Soap and detergent remove the direct form clothes due to.","choices":[{"text":"Osmosis","value":"A"},{"text":"Gravity","value":"B"},{"text":"Lowering of interfacial tension","value":"C"},{"text":"Diffusion","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":208310,"question":"Which of the following are anionic detergents.","choices":[{"text":"Sodium salts of sulfonated long chain alcohol","value":"A"},{"text":"Ester of stearic acid and polythlene glycol","value":"B"},{"text":"Quaternary ammonium salt of amine with acetate ion","value":"C"},{"text":"Sodium salts of sulfonated long chain hydrocarbons","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":208309,"question":"Polyethylene Glycols are used in the preparation of which tye of detergetns.","choices":[{"text":"Cationic detergents","value":"A"},{"text":"Anionic detergents","value":"B"},{"text":"Non ionic detergent soaps","value":"C"},{"text":"None of above","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":208308,"question":"In the process of preparation of detergents the organic acids produced are neutralized with.","choices":[{"text":"Sodium hydroxide","value":"A"},{"text":"Sodium sulphate","value":"B"},{"text":"Sodium chloride","value":"C"},{"text":"Potassium hydroxide","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":208307,"question":"The by -product of the process of saponification is.","choices":[{"text":"Methanol","value":"A"},{"text":"Glycol","value":"B"},{"text":"Glycerol","value":"C"},{"text":"Absolute alcohol","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":208306,"question":"During the preparation of soap the liquid separated by distillation is","choices":[{"text":"Sodium hydroxide","value":"A"},{"text":"Oil","value":"B"},{"text":"Fats","value":"C"},{"text":"Glycerol","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":208305,"question":"Which of the following is a component of soap.","choices":[{"text":"Sodium sulphate","value":"A"},{"text":"Sodium stearate","value":"B"},{"text":"Sodium chloride","value":"C"},{"text":"Sodium bromide","value":"D"},{"value":"E"}],"correctAnswer":2}]