12th Chemistry Important 2-3 Mark Questions

  XII-Std-Chemistry[Volume-II]
According to New Syllabus (2019-2020)
 TOPICWISE QUESTIONS:
 (VOULME – II) 2 , 3 & 5 Marks:- 
 8th LESSON 

1.Arrhenius Concept 

2.Limitations of Arrhenius theory

3.Lowry-Bronsted Theory?(proton theory)

4.Limitations of lowry-Bronsted Theory

5.Lewis Acids and Lewis Base Differentiate

6.Ionisation of water

7.pH Scale

8.Relation between pH and pOH

9.Ostwald’s Dilution law

10.Common Ion Effect

11.Buffer solution , Buffer Action

12.Buffer capacity and Buffer Index

13.Henderson-Hasselbalch Equation

14.Salt Hydrolysis

15.pH of salt solution in terms of Ka and the concentration of the electrolytes

16.Solubilty Product 

17.Determination of solubility product from molar solubility

 9th LESSON

1.Ohm’s law

2.Resistivity

3.Conductivity

4.Molar Conductivity

5.Equivalent Conductance

6.Factors affecting electrolytic conductance

7.Measurement of conductivity of ionic solutions (or) Wheatstone Bridge circuit

8.Conductivity calculation

9.Variation of molar conductity with concentration 

10.Debye-Huckel and Onsagar equation

11.Kohlraush’s law

12.Electrochemical Cell and its types

13.Daniel cell and its construction

14.Galvanic cell

15.Emf of a cell 

16.Measurementof electrode potential 

17.Thermodynamics of cell reaction

18.Nernst equation

19.Electrolytic cell and Electrolysis

20.Faraday’s First and Second law

21.Leclanche and Mercury Button cell

22.Lead storage battery

23.Recharge of the cel

24.Li-ion Battery

25.Fuel cell (or) H2-O2 Fuel cell

26.Corrosion 

27.Electrochemical of mechanism of corrosion

28.Protection of metals form corrosion

29.Electrochemical series

30.Anode and Cathode

31.Sacrificial Protection

 10th LESSON

1.Characterstics of adsorption

2.Types of adsorption

3.Distinguish between chemical and physical adsorption

4.Factors affecting adsorption

4.Adsorption isotherms and isobars

5.Limitations of adsorption isotherms and isobars

6.Applications of Adsoption

7.Catalysis

8.Promotors and Catalyst Poison

9.Auto & Negative catalysts

10.Intermediate compound theory

11.Adsorption theory

12.Active centres

13.Enzyme Catalysts and mechanism

14.Zeolites Catalysis

15.Phase Transfer catalysis and Nano catalysis

16.Lyophilic and Lyophobic colloids 

17.Colloid , Dispersion phase & medium

18.Preparation of Colloids

19.Mechanical , Electro , Ultrasonic Dispersion

20.Peptisation

21.Purification of Colloids, i.Dialysis ii.Electrodialysis iii.Ultrafiltration

22.Properties of Colloids

23.Tyndall Effect

24.Brownian Movement

25.Helmholtz double layer

26.Electrophoresis

27.Electro osmosis

28.Protecetive action

29.Emulsions 

30.Identification of types of Emulsion

31.Various deemulsification techniques

32.Inversion of phase

33.Various application of colloGreen

11th LESSON

1.Hydroboration

2.Preparation of Glycol and Glycerol

3.Lucas Test

4.Victor Meyar’s Test

5.SN1 and SN2 Mechanism

6.E2 mechanism

7.Saytzeff’s rule

8.Swern oxidation

9.Esterifciation

10.Glycol-Dioxan

11.Acrolein Proeparation

12.Dow’s Process

13.Phenol to Benzene

14.Schotten-Baumann reaction

15.Williamson ether synthsis

16.Kolbe’s (or) kolbe’s Schmit reaction

17.Riemer-Tiemann reaction

18.Phthalien reaction (or) Pnelophthalein Reaction

19.Coupling Reaction

20.Teat to differentiate Alcohol and Phenols

21.Preparation of diethyl ether and classification of ether

22.Auto oxidation of ethers

23.Friedel crafts reaction

24.Uses of Diethyl ether and Anisole uses

25.Uses of Alcohols full (Methanol , ethanol , Ethylene Glycol , Glycerol

 12th LESSON

1.Ozoloysis of Alkenes , Alkynes

2.Rosenmund Reduction

3.Stephen’s Reaction

4.Etard Reaction

5.Gattermann – Koch Reaction

6.Fridel – Crafts Acylation

7.Esterification Mechanism

8.Urotrophine

9.Clemmenson Reduction

10.Wolf Kishner Reduction

11.Haloform Reaction

12.Aldol Condensation

13.Claisen Schmidt Condensation

14.Cannizaro Reaction

15.Benzoin Condensation

16.Perkin’s reaction

17.Knovenagal Reaction

18.Malachite Green

19.Test for Aldehydes 

20.Benedict’s solution test

21.Uses of Aldehyde and Ketone

 13th LESSON

1.HVZ Reaction

2.Reducing action of Formic acid

3.Tests for Carboxylic acids

4.Transesterification

5.Claisen Condensation ( Beta keto ester)

6.Hoff mann’s degradation

7.Uses of carboxylic acids 

8.Nitro form and Aci form

9.Hoffmann’s degradation reaction

10.Gabriel phthalimide synthesis

11.Hoffmann’s Ammonolysis

12.Cabylamine Reaction

13.Mustard oil Reaction

14.Sandmeyar Reaction

15.Gattermann Reaction

16.Gomberg Reaction

17.Thrope Nitrile Condensation

18.Uses of organic nitrogen compounds

 14th LESSON

1.Structure of Glucose

2.Structure of Fructose

3.Mutarotation

4.Succrose , Lactose , Maltose Structure

5.Starch

6.Importance of carbohydrates

7.Proteins and Amino acids 

8.Isoelectric point

9.Zwitter ion

10.Peptide bond formation

11.Structure of Proteins

12.Denaturation of Proteins , Importance of proteins

13.Enzymes and mechanism of enzyme action

14.Lipids , Classification and Biological importance of lipids

15.Vitamins , Classification of Vitamins

16.Nucleic Acids , Composition and structure of nucleic acids

17.Pentose , Phosphate group 

18.Nucleosides and Nucleotides

19.Double strand helix structure of DNA

20.Difference between DNA and RNA

21.Types of RNA 

22.DNA finger priniting

23.Biological Functions of nucleic acids.

24.Hormones

 15th LESSON

1.Drugs and classification of drugs 

2.Enzymes as drug targets

3.Receptors as drug targets

4.Anaesthetics , Analgesics , Opioids , Antacids , Antihistamines , Antimicrobials , Aminoglycosides 

 Antiseptics , Disinfectants , Antifertility drugs

5.Food Additives and important categories of food additives and advantages

6.Antioxidants 

7.Artificial Sweetnig agents’

8.Cleansing Agent and Soaps

9.Detergents 

10.Polymers types of polymerization

11.Free Radical Polymerisation

12.Preparation of Polythene , Orlon , Nylon- 6,6 , Nylon – 6, Dacron 

13.Preparation of Bakelite 

14.Melamine

15.Co-Polymers

16.Preparation of Neoprene , Buna – N , Buna – S

17.Biodegradable Polymers 

18.Preparation PHBV 

19.Nylon – 2 , Nylon - 6

(Note: Refer Book Back Questions also) 

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