Other Examples of Chemistry in Everyday Life.

On the suggestions of NHRC, the government decided to provide medical care, financial assistance, setting up of superspeciality hospitals for treatment and prevention of the deadly disease in the affected villages all over India. Answer : Give two examples of macromolecules that are chosen as drug targets. Milk of Magnesia [Mg(OH)2], Ranitidine (Zantac), etc. to Q.22 (iii). to Q.22 (ii). Also Read: Important Questions on Chemistry in Everyday Life. From chemistry facts in daily life to recent scientific discoveries. has the appearance and taste as that of sugar and is stable at cooking These chemicals destroy the micro-organisms without affecting to any material extent, the tissues (of the host).

It is used by mouth, injection into a vein, and injection into a muscle. to Q.33 (ii). After reading the above passage, answer the following: Question 3: As a science student, why did Shilpa suggest to Mamta to use synthetic detergent? Detergents in comparison to soaps can also function in hard water. (b) It is iodine dissolved in alcohol. They all resolved this issue by strictly banning the junk food in schools and to introduce healthy snacks and drinks’like soup, lassi, milk, etc. Describe the following substances with one suitable example of each type: (b)While antacids and antiallergic drugs interfere with the function of histamines, why do these not interfere with the function of each other? Oct 31,2020 - Test: Chemistry In Everyday Life - From Past 28 Years Questions | 11 Questions MCQ Test has questions of Class 12 preparation. This PDF below consists of the chemistry important questions for Jee Mains. 2013]. (iii) Antiseptics

Give one example of each: Give an example. (iii) Enzymes (b) What is tincture of iodine and what is it used for? (ii) Refer Ans. (ii) Synthetic detergents (Anionic) are sodium or potassium salts of sulphonic acids of benzene and hydrocarbons of alkene type. (i) Refer Ans. Thus, when we pour away the water, the dirt particles wash away with the soap molecules. (iii)It is because aspartame is unstable at cooking temperature. (ii) Aspirin is analgesic and antipyretic (pain reliever). Saponification: Alkaline hydrolysis of triesters of glycerol to form soap is known as saponification. (a)Which one of the following is a food preservative? Give one chemical reaction to justify not using ordinary soap. On the occasion of World Health Day, Dr. Satpal organized a ‘health camp’ for the poor farmers living in a nearby village. Question 34: to Q.19. For more important questions on subject topics or to learn more about chemistry in everyday life, register with BYJU’S. 0.2% solution of phenol is antiseptic, whereas 2% is disinfectant. Short Answer Type Questions[II] [3 Marks]. The whole molecule acts as a detergent.

Soap has hydrocarbon part which is hydrophobic and attracts dirt, grease, oil, etc., whereas hydrophilic part —COONa attracts water which takes away oil, dirt and grease. to Q.23 (ii). morphine is given in case of accident or cancer patients having acute pain. Give one example of each type It also acts as blood thinner. (ii) Antibiotics Give an example. Cationic detergents: These are mosdy acetates or chlorides or bromides of quarternary ammonium salts. They do not create water pollution. They are classified into non-narcotics and narcotics. to Q.20 (i). KMn04. What are the following substances? (i) Write the values shown by Mr. Amit. Question 45: Differentiate between disinfectants and antiseptics. Food preservatives: Those chemicals which prevent undesirable changes in flavour, colour, texture and appetitic appeal during storage are called preservatives. (ii) Synthetic detergents For more important questions on subject topics or to learn more about chemistry in everyday life, register with BYJU’S.

(b)The antacids prevent the interaction of histamine with receptors present in stomach wall which results in lesser amount of acid. Question 9:

Your email address will not be published. If loading fails, click here to try again, Control pH level of the detergent water mixture, Form solid detergent as phosphate-less detergent are liquid in nature. Question 37: to Q.20 (i).

Mr. Amit, his friend, comes to know that he has started taking sleeping pills without consulting the doctor. Answer : Question 36: Seeing the growing cases of diabetes and depression among young children, Mr. Chopra, the principal of one reputed school organized a seminar in which he invited parents and principals. Answer : (iii) Sweetening agents Answer :

(i) Non-ionic detergents Answer : (i) Refer Ans.

to Q.37 (ii). Also, this page requires javascript. Question 43: Question 38: (ii) Refer Ans. Chloroamphenicol is a broad spectrum terpineol. Those antibiotics which are effective against only particular micro-organism are called narrow spectrum antibiotics. Our very existence depends upon it.

(b)It acts as an antiseptic. Also Access CBSE Class 12 chemistry Sample Papers and class 12 Chemistry previous year question papers. Question 51: hydrogen peroxide are weak antiseptics. (ii)Proteins (enzymes) and lipids. Write the name of an antacid which is often used as a medicine.

(iii) Analgesics Answer : Love is driven by these hormones: oxytocin, vasopressin, endorphins. Also Read: Cleansing Action of Soaps and Detergents, Anionic Detergent: In this, anion acts as detergents. students definitely take this Test: Chemistry In Everyday Life - From Past 28 Years Questions exercise for a better result in the exam. Question 18: (iii) Refer Ans.

(iii) Refer Ans. These are sodium salts of sulphonic acids of long hydrocarbon chain, e.g. (ii)Give two examples of macromolecules that are chosen as drug targets. (ii) It is because aspartame is unstable at high temperature. Dilute solutions of boric acid and Answer the following questions (i) Antacids (iii)Give two examples of macromolecules that are chosen as drug targets. (ii) Narcotic Analgesics like morphine are used for the relief of pains of terminal cancer. By continuing, I agree that I am at least 13 years old and have read and agree to the. Question 24: You have not finished your quiz. Except vitamins remaining substances do not have nutritional value. Which among the following is not an antibiotic? (ii) Synthetic detergents are preferred to soaps in washing machines. Ranitidine, Avil. (i) Soaps and detergents form aggregated molecular ions called micelles Here we have covered Important Questions on Chemistry in Everyday Life for Class 12 Chemistry subject.. Chemistry Important Questions Class 12 are given below.. (iii) Analgesics. Soaps are sodium or potassium salt of higher carboxylic acid such as stearic acid, Palmitic acid and oleic acid whereas detergents contain a long chain of alkyl groups. long questions & short questions for Class 12 on EduRev as well by searching above. Sorry!, This page is not available for now to bookmark. Question 31: dettol. (i)Name the sweetening agent used in the preparation of sweets for a diabetic patient. Question 44: Question 27: Answer : (iii) Analgesics: Those drugs which give relief from pain, e.g. Your email address will not be published. When we fall in love, our brain suffers some changes and also certain chemical compounds are released. Which one of the following is employed as a

Azo dyes are derived by coupling of a phenol adsorbed on the surface of a fabric with a diazonium salt. Answer : Answer : Explain the cleaning action of soap. (iii) Refer Ans. If you are studying chemistry then you must have wondered about the importance of chemistry in everyday life. Answer : Class 12 students definitely take this Test: Chemistry In Everyday Life - From Past 28 Years Questions exercise for a better result in the exam. … Also Read: Important Questions on Chemistry in Everyday Life. Which of the following is used as a "morning after (iii)Antifertility drugs

2009 – Very Short Answer Type Questions [1 Mark]. What is astonishing is the amount of applications we make of the gruelling formulae from our chemistry class in our everyday life. Refer Ans. (iii) Detergents The salts of propanoic acid and sorbic acid are also used as preservatives. How are they classified and when are they commonly recommended for use? Helping nature, social concern, general awareness, use of knowledge of chemistry are the values associated with the above decision. Answer : [2010], Which one of the following is employed asAntihistamine ? Why do soaps not work in hard water? Question 6: Whereas sunblock has more of reflective nature and blocks both UV-A & UV-B radiations. (ii) Enzymes

The solved questions answers in this Test: Chemistry In Everyday Life - From Past 28 Years Questions quiz give you a good mix of easy questions and tough questions. (iii) Refer Ans. (i) Refer Ans. After six months, Mr. Roy conducted the health survey in most of the schools and discovered a tremendous improvement in the health of students. to Q.21. Dettol is a mixture of chloroxylenol and are water insoluble. 19. Answer : Mr. Roy, the principal of a reputed school organized a seminar in which he invited parents and principals to discuss the serious issue of diabetes and depression in students. CBSE Previous Year Question Papers Class 10, CBSE Previous Year Question Papers Class 12, NCERT Solutions Class 11 Business Studies, NCERT Solutions Class 12 Business Studies, NCERT Solutions Class 12 Accountancy Part 1, NCERT Solutions Class 12 Accountancy Part 2, NCERT Solutions For Class 6 Social Science, NCERT Solutions for Class 7 Social Science, NCERT Solutions for Class 8 Social Science, NCERT Solutions For Class 9 Social Science, NCERT Solutions For Class 9 Maths Chapter 1, NCERT Solutions For Class 9 Maths Chapter 2, NCERT Solutions For Class 9 Maths Chapter 3, NCERT Solutions For Class 9 Maths Chapter 4, NCERT Solutions For Class 9 Maths Chapter 5, NCERT Solutions For Class 9 Maths Chapter 6, NCERT Solutions For Class 9 Maths Chapter 7, NCERT Solutions For Class 9 Maths Chapter 8, NCERT Solutions For Class 9 Maths Chapter 9, NCERT Solutions For Class 9 Maths Chapter 10, NCERT Solutions For Class 9 Maths Chapter 11, NCERT Solutions For Class 9 Maths Chapter 12, NCERT Solutions For Class 9 Maths Chapter 13, NCERT Solutions For Class 9 Maths Chapter 14, NCERT Solutions For Class 9 Maths Chapter 15, NCERT Solutions for Class 9 Science Chapter 1, NCERT Solutions for Class 9 Science Chapter 2, NCERT Solutions for Class 9 Science Chapter 3, NCERT Solutions for Class 9 Science Chapter 4, NCERT Solutions for Class 9 Science Chapter 5, NCERT Solutions for Class 9 Science Chapter 6, NCERT Solutions for Class 9 Science Chapter 7, NCERT Solutions for Class 9 Science Chapter 8, NCERT Solutions for Class 9 Science Chapter 9, NCERT Solutions for Class 9 Science Chapter 10, NCERT Solutions for Class 9 Science Chapter 12, NCERT Solutions for Class 9 Science Chapter 11, NCERT Solutions for Class 9 Science Chapter 13, NCERT Solutions for Class 9 Science Chapter 14, NCERT Solutions for Class 9 Science Chapter 15, NCERT Solutions for Class 10 Social Science, NCERT Solutions for Class 10 Maths Chapter 1, NCERT Solutions for Class 10 Maths Chapter 2, NCERT Solutions for Class 10 Maths Chapter 3, NCERT Solutions for Class 10 Maths Chapter 4, NCERT Solutions for Class 10 Maths Chapter 5, NCERT Solutions for Class 10 Maths Chapter 6, NCERT Solutions for Class 10 Maths Chapter 7, NCERT Solutions for Class 10 Maths Chapter 8, NCERT Solutions for Class 10 Maths Chapter 9, NCERT Solutions for Class 10 Maths Chapter 10, NCERT Solutions for Class 10 Maths Chapter 11, NCERT Solutions for Class 10 Maths Chapter 12, NCERT Solutions for Class 10 Maths Chapter 13, NCERT Solutions for Class 10 Maths Chapter 14, NCERT Solutions for Class 10 Maths Chapter 15, NCERT Solutions for Class 10 Science Chapter 1, NCERT Solutions for Class 10 Science Chapter 2, NCERT Solutions for Class 10 Science Chapter 3, NCERT Solutions for Class 10 Science Chapter 4, NCERT Solutions for Class 10 Science Chapter 5, NCERT Solutions for Class 10 Science Chapter 6, NCERT Solutions for Class 10 Science Chapter 7, NCERT Solutions for Class 10 Science Chapter 8, NCERT Solutions for Class 10 Science Chapter 9, NCERT Solutions for Class 10 Science Chapter 10, NCERT Solutions for Class 10 Science Chapter 11, NCERT Solutions for Class 10 Science Chapter 12, NCERT Solutions for Class 10 Science Chapter 13, NCERT Solutions for Class 10 Science Chapter 14, NCERT Solutions for Class 10 Science Chapter 15, NCERT Solutions for Class 10 Science Chapter 16, Important Questions For Class 11 Chemistry, Important Questions For Class 12 Chemistry, class 12 Chemistry previous year question papers, CBSE Previous Year Question Papers Class 10 Science, CBSE Previous Year Question Papers Class 12 Physics, CBSE Previous Year Question Papers Class 12 Chemistry, CBSE Previous Year Question Papers Class 12 Biology, ICSE Previous Year Question Papers Class 10 Physics, ICSE Previous Year Question Papers Class 10 Chemistry, ICSE Previous Year Question Papers Class 10 Maths, ISC Previous Year Question Papers Class 12 Physics, ISC Previous Year Question Papers Class 12 Chemistry, ISC Previous Year Question Papers Class 12 Biology.

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