CBSE Class 12 Chemistry All Chapters Revision Notes

III# FIND ODD-ONE OUT (with proper reasoning )

1. Bitional, 0.2% phenol, Tincture Iodine, Chloramphenicol, Iodoform

2. Aspirin, Paracetamol, Morphene, Phenacetin

3. Tetracycline, Chloramphenicol, Ofloxacin, Penicillin.

4. Sodium Benzoate, Saccharin, Sucralose, Aspartame, Alitame

5. Ethynylestradiol, BHT, Progestrone derivative, norethindrone

6. brompheniramine , terfenadine, soframicine , pseudopheniramine.

7. Luminal, Seconal, Alkyl benzene sulphonate, Equanil,Calmpose.

8. Omeprazole , Ethynylestradiol , Ranitidine , Mg(OH)₂ , NaHCO₃ , Al(OH)₃ , MgCO₃ ,MgSiO₃ .

9. Boric acid, tincture iodine , 1% Phenol , Iodoform, Bithional .

10. Cetyl trimethyl ammonium chloride, Sodium palmitate, Alkylbenzene Sulphonate, Sodium dodecylbenzene Sulphonate

11. Alitame , Salt of propionic acid and sorbic acid , Sodium benzoate .

12. Iproniazid , phenelzine ,sulphanilamide , equanil , luminal

IV# ANALOGICAL TEST :-

1. Chloramphenicol : Broad-spectrum antibiotics :: Aspirin : ---------------------------------------

2. Bithional: Anticeptics :: Seconal : ----------------------------------------

3. Saccharin: artificial sweeteners : : Cetyl trimethyl ammonium bromide : -------

4. Morphene : -------------------------------:: Equanil : Psychotherapeutic Drugs .

5. Barbituirates :Hypnotic :: brompheniramine : -----------------------------------

6. Progestrone Derivative : Oral Contraceptive :: Ranitidine: -------------------------------------

7. Tetrazine : Edible colours :: Aspartame : -------------------------------------

8. Ofloxacin : Bactericidal :: ------------------------------: Bacteriostatic

9. Proteins which perform the role of biological catalyst : Enzyme:: Proteins which are crucial to communication system in the body; -----------------------------

10. Antipyretic: Brings down body temp. :: ---------------------: Alleviate pain .

11. Laundry soap: Sodium rosinate, Sodium silicate, borax and Sodium carbonate Scouring soaps: -----------------------------------------------------------------------

V# MATCH THE FOLLOWING:-

V# Explain / Give reason?????

1# Why do soaps not work in hard water?

2# Why are cimetidine and ranitidine better antacids than sodium hydrogen carbonate or magnesium or aluminum hydroxide?

3# While antacids and antiallergic drugs interfere with the function of histamines, why do these not interfere with the function of each other?

7# What is tincture of iodine? What is its use?

8# What are the main constituents of dettol?

9# Name a substance which can be used as an antiseptic as well as disinfectant.

10# Name the macromolecules that are chosen as drug targets.

11# Name the sweetening agent used in the preparation of sweets for a diabetic patient.

12# Name a drug used (a) in case of mental depression (b) for effective treatment for syphilis

13# Name the medicine which can act as analgesic as well as antipyretic. Give its chemical name.

14# Name the place in India where penicillin is manufactured.

15# How do antiseptics differ from disinfectants? Give one example of each.

16# Low level of noradrenaline is the cause of depression. What type of drugs are needed to cure this problem? Name two drugs.

17# Define the term chemotherapy. What are the criteria of classification of drugs?

18# With reference to which classification has the statement, “ranitidine is an antacid” been given?

19 # What is the constitutes of (i) Laundry soap (ii) Scouring soap

20 # Write the chemical equation for preparing sodium soap from glyceryl oleate and glyceryl palmitate. Structural formulae of these compounds are given below.

(i) (C₁₅H₃₁COO)₃C₃H₅ – Glyceryl palmitate
(ii) (C₁₇H₃₂COO)₃C₃H₅ – Glyceryl oleate

21# Following type of non-ionic detergents are present in liquid detergents, emulsifying agents and wetting agents. Label the hydrophilic and hydrophobic parts in the molecule.
Identify the functional group(s) present in the molecule.
C₉H₁₉--       --O(CH₂CH₂O)xCH₂CH₂OH

22# Label the hydrophilic and hydrophobic parts in the following compounds.

(i) CH₃(CH₂)₁₀CH₂OSO₃^ˉ Na⁺   (ii) CH₃(CH₂)₁₅N+(CH₃)₃Br^ˉ (iii) CH₃(CH₂)₁₀COO(CH₂CH₂O)nCH₂CH₂OH

23# Differentiate between

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