The P- Block Elements | Chemical Properties lesson Plan and Notes :: Danielitte

Chemistry ( 102-12 )

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The Solid State

Introduction

Introduction
Notes PPT MCQs

General Characteristics Of Solid State

General Characteristics Of Solid State
Notes PPT MCQs

Amorphous And Crystalline Solids

Amorphous And Crystalline Solids
Notes PPT MCQs

Classification Of Crystalline Solids

Molecular Solids
Notes PPT MCQs

Ionic Solids
Notes PPT MCQs

Metallic Solids
Notes PPT MCQs

Covalent Or Network Solids
Notes PPT MCQs

Crystal Lattices And Unit Cells

Introduction
Notes PPT MCQs

Primitive And Centered Unit Cells
Notes PPT MCQs

Number Of Atoms In A Unit cell

Primitive Cubic Unit Cell
Notes PPT MCQs

Body Centered Cubic Unit Cell
Notes PPT MCQs

Face Centered Cubic Unit Cell
Notes PPT MCQs

Close Packed Structures

Close Packed Structures
Notes PPT MCQs

Formula Of A Compound And Number Of Voids Filled
Notes PPT MCQs

Packing Efficiency

Packing Efficiency In HCP And CCP Structures
Notes PPT MCQs

Efficiency Of Packing In Body-Centered Cubic Structures
Notes PPT MCQs

Packing Efficacy In Simple Cubic Lattice
Notes PPT MCQs

Calculations Involving Unit Cell Dimensions

Calculations Involving Unit Cell Dimensions
Notes PPT MCQs

Imperfections In Solids

Types Of Point Defects
Notes PPT MCQs

Electrical Properties

Conduction Of Electricity In Metals
Notes PPT MCQs

Conduction Of Electricity In Semi-Conductors
Notes PPT MCQs

Magnetic Properties

Magnetic Properties
Notes PPT MCQs

Solutions

Types Of Solutions

Types Of Solutions
Notes PPT MCQs

Expressing Concentration Of Solutions

Mass Percentage
Notes PPT MCQs

Volume Percentage
Notes PPT MCQs

Mass By Volume Percentage
Notes PPT MCQs

Parts Per Million
Notes PPT MCQs

Mole Fraction
Notes PPT MCQs

Molarity
Notes PPT MCQs

Molality
Notes PPT MCQs

Solubility

Solubility Of A Solid In A Liquid
Notes PPT MCQs

Solubility Of A Gas In A Liquid
Notes PPT MCQs

Vapor Pressure Of Liquid Solutions

Vapor Pressure Of Liquid-Liquid Solutions
Notes PPT MCQs

Raoult's Law As A Special Case Of Henry's Law
Notes PPT MCQs

Vapor Pressure Of Solutions Of Solids In Liquids
Notes PPT MCQs

Ideal And Non-Ideal Solutions

Ideal Solutions
Notes PPT MCQs

Non-Ideal Solutions
Notes PPT MCQs

Colligative Properties And Determination Of Molar Mass

Relative Lowering Of Vapor Pressure
Notes PPT MCQs

Elevation Of Boiling Point
Notes PPT MCQs

Depression In Freezing Point
Notes PPT MCQs

Osmosis And Osmotic Pressure
Notes PPT MCQs

Reverse Osmosis And Water Purification
Notes PPT MCQs

Abnormal Molar Mass

Abnormal Molar Mass
Notes PPT MCQs

Electrochemistry

Introduction

Introduction
Notes PPT MCQs

Electrochemical Cells

Electrochemical Cells
Notes PPT MCQs

Galvanic Cells

Galvanic Cells
Notes PPT MCQs

Measurement Of Electrode Potential
Notes PPT MCQs

Nernst Equation

Nernst Equation
Notes PPT MCQs

Equilibrium Constant From Nernst Equation
Notes PPT MCQs

Electrochemical Cell And Giggs Energy Of The Reaction
Notes PPT MCQs

Conductance Of Electrolytic Solutions

Conductance Of Electrolytic Solutions
Notes PPT MCQs

Measurement Of Conductivity Of Ionic Solutions
Notes PPT MCQs

Variation Of Conductivity And Molar Conductivity With Concentration
Notes PPT MCQs

Strong Electrolytes
Notes PPT MCQs

Weak Electrolytes
Notes PPT MCQs

Kohlrausch's Law And Applications
Notes PPT MCQs

Electrolytic Cells And Electrolysis

Quantitative Aspects- Faraday's Laws
Notes PPT MCQs

Products Of Electrolysis
Notes PPT MCQs

Batteries

Primary Batteries
Notes PPT MCQs

Secondary Batteries
Notes PPT MCQs

Fuel Cells

Fuel Cells
Notes PPT MCQs

Corrosion

Corrosion
Notes PPT MCQs

Chemical Kinetics

Introduction

Introduction
Notes PPT MCQs

Rate Of A Chemical Reaction

Rate Of A Chemical Reaction
Notes PPT MCQs

Factors Influencing Rate Of A Reaction

Dependence Of Rate On Concentration
Notes PPT MCQs

Rate Expression And Rate Constant
Notes PPT MCQs

Order Of A Reaction
Notes PPT MCQs

Molecularity Of A Reaction
Notes PPT MCQs

Integrated Rate Equation

Zero Order Reactions
Notes PPT MCQs

First Order Reactions
Notes PPT MCQs

Half-Life Of A Reaction
Notes PPT MCQs

Pseudo First Order Reaction

Pseudo First Order Reaction
Notes PPT MCQs

Temperature Dependence Of The Rate A Reaction

Temperature Dependence Of The Rate A Reaction
Notes PPT MCQs

Effect Of Catalyst
Notes PPT MCQs

Collision Theory Of Chemical Reactions

Collision Theory Of Chemical Reactions
Notes PPT MCQs

Surface Chemistry

Introduction

Introduction
Notes PPT MCQs

Adsorption

Introduction
Notes PPT MCQs

Distinction Between Adsorption And Absorption
Notes PPT MCQs

Mechanism Of Adsorption
Notes PPT MCQs

Types Of Adsorption
Notes PPT MCQs

Adsorption Isotherms
Notes PPT MCQs

Adsorption From Solution Phase
Notes PPT MCQs

Applications Of Adsorption
Notes PPT MCQs

Catalysis

Catalysis
Notes PPT MCQs

Homogenous And Heterogeneous Catalysis
Notes PPT MCQs

Adsorption Theory Of Heterogeneous Catalysis
Notes PPT MCQs

Shape-Selective Catalysis By Zeolites
Notes PPT MCQs

Enzyme Catalysis
Notes PPT MCQs

Catalysts In Industry
Notes PPT MCQs

Colloids

Colloids
Notes PPT MCQs

Classification Of Colloids

Classification Based On Physical State Of Dispersed Phase And Dispersion Medium
Notes PPT MCQs

Classification Based On Nature Of Interaction Between Dispersed Phase And Dispersion Medium
Notes PPT MCQs

Classification Based On Type Of Particles Of The Dispersed Phase, Multimolecular, Macromolecular And Associated Colloids
Notes PPT MCQs

Preparation Of Colloids
Notes PPT MCQs

Purification Of Colloidal Solutions
Notes PPT MCQs

Properties Of Colloidal Solutions
Notes PPT MCQs

Emulsions

Emulsions
Notes PPT MCQs

Colloids Around Us

Colloids Around Us
Notes PPT MCQs

Applications Of Colloids
Notes PPT MCQs

General Principles And Processes Of Isolation Of Elements

Introduction

Introduction
Notes PPT MCQs

Occurrence Of Metals

Occurrence Of Metals
Notes PPT MCQs

Concentration Of Ores

Hydraulic Washing
Notes PPT MCQs

Magnetic Separation
Notes PPT MCQs

Froth Floatation Methods
Notes PPT MCQs

Leaching
Notes PPT MCQs

Extraction Of Crude Metal From Concentrated Ore

Extraction Of Crude Metal From Concentrated Ore
Notes PPT MCQs

Thermodynamic Principles Of Metallurgy

Thermodynamic Principles Of Metallurgy
Notes PPT MCQs

Applications
Notes PPT MCQs

Electrochemical Principle Of Metallurgy

Electrochemical Principle Of Metallurgy
Notes PPT MCQs

Oxidation Reduction

Oxidation Reduction
Notes PPT MCQs

Refining

Refining
Notes PPT MCQs

Uses Of Aluminum, Copper, Zinc And Iron

Uses Of Aluminum, Copper, Zinc And Iron
Notes PPT MCQs

The P- Block Elements

Group 15 Elements

Occurrence
Notes PPT MCQs

Electronic Configuration
Notes PPT MCQs

Atomic And Ionic Radii
Notes PPT MCQs

Ionization Enthalpy
Notes PPT MCQs

Electronegativity
Notes PPT MCQs

Physical Properties
Notes PPT MCQs

Chemical Properties
Notes PPT MCQs

DiNitrogen

Preparation, Properties And Uses
Notes PPT MCQs

Ammonia

Preparation, Properties And Uses
Notes PPT MCQs

Oxides Of Nitrogen

Oxides Of Nitrogen
Notes PPT MCQs

Nitric Acid

Preparation, Properties And Uses
Notes PPT MCQs

Phosphorus- Allotropic Forms

Phosphorus- Allotropic Forms
Notes PPT MCQs

Phosphine

Phosphine
Notes PPT MCQs

Phosphorus Halides

Phosphorus Trichloride
Notes PPT MCQs

Phosphorus Pentachloride
Notes PPT MCQs

Oxoacids Of Phosphorus

Oxoacids Of Phosphorus
Notes PPT MCQs

Group 16 Elements

Occurrence
Notes PPT MCQs

Electronic Configuration
Notes PPT MCQs

Atomic And Ionic Radii
Notes PPT MCQs

Ionization Enthalpy
Notes PPT MCQs

Electron Gain Enthalpy
Notes PPT MCQs

Electronegativity
Notes PPT MCQs

Physical Properties
Notes PPT MCQs

Chemical Properties
Notes PPT MCQs

DiOxygen

Preparation, Properties And Uses
Notes PPT MCQs

Simple Oxides

Simple Oxides
Notes PPT MCQs

Ozone

Preparation, Properties And Uses
Notes PPT MCQs

Sulphur - Allotropic Forms

Sulphur - Allotropic Forms
Notes PPT MCQs

Sulphur Dioxide

Preparation, Properties And Uses
Notes PPT MCQs

Oxoacids Of Sulphur

Oxoacids Of Sulphur
Notes PPT MCQs

Sulphur Acid

Sulphur Acid
Notes PPT MCQs

Group 17 Elements

Occurrence
Notes PPT MCQs

Electronic Configuration
Notes PPT MCQs

Atomic And Ionic Radii
Notes PPT MCQs

Ionization Enthalpy
Notes PPT MCQs

Electron Gain Enthalpy
Notes PPT MCQs

Electronegativity
Notes PPT MCQs

Physical Properties
Notes PPT MCQs

Chemical Properties
Notes PPT MCQs

Chlorine

Chlorine
Notes PPT MCQs

Hydrogen Chloride

Preparation, Properties And Uses
Notes PPT MCQs

Oxoacids Of Halogens

Oxoacids Of Halogens
Notes PPT MCQs

Interhalogen Compounds

Interhalogen Compounds
Notes PPT MCQs

Group 18 Elements

Occurrence
Notes PPT MCQs

Electronic Configuration
Notes PPT MCQs

Ionization Enthalpy
Notes PPT MCQs

Atomic Radii
Notes PPT MCQs

Electron Gain Enthalpy
Notes PPT MCQs

Physical Properties
Notes PPT MCQs

Chemical Properties
Notes PPT MCQs

The D- And F- Block Elements

Position In The Periodic Table

Position In The Periodic Table
Notes PPT MCQs

Electronic Configurations Of The D- Block Elements

Electronic Configurations Of The D- Block Elements
Notes PPT MCQs

General Properties Of The Transition Elements

Physical Properties
Notes PPT MCQs

Variation In Atomic And Ionic Sizes Of Transition Metals
Notes PPT MCQs

Ionization Enthalpies
Notes PPT MCQs

Oxidation States
Notes PPT MCQs

Trends In The Standard Electrode Potentials
Notes PPT MCQs

Trends In Stability Of Higher Oxidation States
Notes PPT MCQs

Chemical Reactivity And E Values
Notes PPT MCQs

Magnetic Properties
Notes PPT MCQs

Formation Of Colored Ions
Notes PPT MCQs

Formation Of Complex Compounds
Notes PPT MCQs

Catalytic Properties
Notes PPT MCQs

Formation Of Interstitial Compounds
Notes PPT MCQs

Alloy Formation
Notes PPT MCQs

Some Important Compounds Of Transition Elements

Some Important Compounds Of Transition Elements
Notes PPT MCQs

The Lanthanoids

Electronic Configurations
Notes PPT MCQs

Atomic And Ionic Sizes
Notes PPT MCQs

Oxidation States
Notes PPT MCQs

General Characteristics
Notes PPT MCQs

The Actinides

Electronic Configurations
Notes PPT MCQs

Ionic Sizes
Notes PPT MCQs

Oxidation States
Notes PPT MCQs

General Characteristics And Comparison With Lanthanoids
Notes PPT MCQs

Some Applications Of D- And F- Block Elements

Some Applications Of D- And F- Block Elements
Notes PPT MCQs

Coordination Compounds

Werner's Theory Of Coordination Compounds

Werner's Theory Of Coordination Compounds
Notes PPT MCQs

Definitions Of Some Important Terms Pertaining To Coordination Compounds

Definitions Of Some Important Terms Pertaining To Coordination Compounds
Notes PPT MCQs

Nomenclature Of Coordination Compounds

Formulas Of Mononuclear Coordination Entities
Notes PPT MCQs

Naming Of Mononuclear Coordination Compounds
Notes PPT MCQs

Isomerism In Coordination Compounds

Geometric Isomerism
Notes PPT MCQs

Optical Isomerism
Notes PPT MCQs

Linkage Isomerism
Notes PPT MCQs

Coordination Isomerism
Notes PPT MCQs

Ionization Isomerism
Notes PPT MCQs

Solvate Isomerism
Notes PPT MCQs

Bonding In Coordination Compounds

Valence Bond Theory
Notes PPT MCQs

Magnetic Properties Of Coordination Compounds
Notes PPT MCQs

Limitations Of Valence Bond Theory
Notes PPT MCQs

Crystal Field Theory
Notes PPT MCQs

Color In Coordination Compounds
Notes PPT MCQs

Limitations Of Crystal Field Theory
Notes PPT MCQs

Bonding In Metal Carbonyls

Bonding In Metal Carbonyls
Notes PPT MCQs

Importance And Applications Of Coordination Compounds

Importance And Applications Of Coordination Compounds
Notes PPT MCQs

Haloalkanes And Haloarenes

Classification

Based On Number Of Halogen Atoms
Notes PPT MCQs

Compounds
Notes PPT MCQs

Compounds Containing Sp3C-X Bond
Notes PPT MCQs

Compounds Containing Sp2C-X Bond
Notes PPT MCQs

Nomenclature

Nomenclature
Notes PPT MCQs

Nature Of C-X Bond

Nature Of C-X Bond
Notes PPT MCQs

Methods Of Preparation

From Alcohols
Notes PPT MCQs

From Hydrocarbons
Notes PPT MCQs

Halogen Exchange
Notes PPT MCQs

Physical Properties

Physical Properties
Notes PPT MCQs

Chemical Reactions

Reactions Of Haloalkanes
Notes PPT MCQs

Nucleophilic Substitution Reactions
Notes PPT MCQs

Elimination Reactions
Notes PPT MCQs

Reaction With Metals
Notes PPT MCQs

Reactions Of Haloarenes
Notes PPT MCQs

Nucleophilic Substitution Reactions
Notes PPT MCQs

Electrophilic Substitution Reaction
Notes PPT MCQs

Reaction With Metals
Notes PPT MCQs

Polyhalogen Compounds

Dichloromethane
Notes PPT MCQs

Trichloromethane
Notes PPT MCQs

Triiodo Methane
Notes PPT MCQs

Tetrachloromethane
Notes PPT MCQs

Freons
Notes PPT MCQs

P, P'-Dichlorodiphenyltrichloroethane (DDT)
Notes PPT MCQs

Alcohols, Phenols And Ethers

Classification

Mono, Di, Tri Or Polyhydric Compounds
Notes PPT MCQs

Ethers
Notes PPT MCQs

Nomenclature

Alcohols
Notes PPT MCQs

Phenols
Notes PPT MCQs

Structures Of Functional Groups

Structures Of Functional Groups
Notes PPT MCQs

Alcohols And Phenols

Preparation Of Alcohols From Alkenes
Notes PPT MCQs

Preparation Of Alcohols From Carbonyl Compounds
Notes PPT MCQs

Preparation Of Alcohols From Grignard Reagents
Notes PPT MCQs

Preparation Of Phenols From Haloarenes
Notes PPT MCQs

Preparation Of Phenols From Benzenesulphonic Acid
Notes PPT MCQs

Preparation Of Phenols From Diazonium Salts
Notes PPT MCQs

Preparation Of Phenols From Cumene
Notes PPT MCQs

Physical Properties
Notes PPT MCQs

Chemical Reactions
Notes PPT MCQs

Reactions Involving Cleavage Of O-H Bond
Notes PPT MCQs

Esterification Reaction
Notes PPT MCQs

Reactions Of Phenols
Notes PPT MCQs

Electrophilic Aromatic Substitution
Notes PPT MCQs

Kolbe's Reaction
Notes PPT MCQs

Reimer-Tiemann Reaction
Notes PPT MCQs

Reaction Of Phenol With Zinc Dust
Notes PPT MCQs

Oxidation
Notes PPT MCQs

Some Commercially Important Alcohols

Methanol
Notes PPT MCQs

Ethanol
Notes PPT MCQs

Ethers

Preparation By Dehydration Of Alcohols
Notes PPT MCQs

Preparation By Williamson's Synthesis
Notes PPT MCQs

Physical Properties
Notes PPT MCQs

Chemical Reactions
Notes PPT MCQs

Cleavage Of C-O Bond In Ethers
Notes PPT MCQs

Electrophilic Substitution Reaction
Notes PPT MCQs

Aldehydes, Ketones And Carboxylic Acids

Nomenclature And Structure Of Carbonyl Group

Nomenclature Of Aldehydes And Ketones
Notes PPT MCQs

Structure Of The Carbonyl Group
Notes PPT MCQs

Preparation Of Aldehydes And Ketones

By Oxidation Of Alcohols
Notes PPT MCQs

By Dehydrogenation Of Alcohols
Notes PPT MCQs

From Hydrocarbons
Notes PPT MCQs

Preparation Of Aldehydes From Acyl Chlorides
Notes PPT MCQs

Preparation Of Aldehydes From Nitriles And Esters
Notes PPT MCQs

Preparation Of Aldehydes From Hydrocarbons
Notes PPT MCQs

Preparation Of Ketones From Acyl Chlorides
Notes PPT MCQs

Preparation Of Ketones From Nitriles
Notes PPT MCQs

Preparation Of Ketones From Benzene Or Substituted Benzenes
Notes PPT MCQs

Physical Properties

Physical Properties
Notes PPT MCQs

Chemical Properties

Nucleophilic Addition Reactions
Notes PPT MCQs

Reduction
Notes PPT MCQs

Oxidation
Notes PPT MCQs

Reactions Due To ἀ-Hydrogen
Notes PPT MCQs

Other Reactions
Notes PPT MCQs

Uses Of Aldehydes And Ketones

Uses Of Aldehydes And Ketones
Notes PPT MCQs

Nomenclature And Structure Of Carboxyl Group

Nomenclature
Notes PPT MCQs

Structure Of Carboxyl Group
Notes PPT MCQs

Methods Of Preparation Of Carboxylic Acids

From Primary Alcohols And Aldehydes
Notes PPT MCQs

From Alkyl Benzenes
Notes PPT MCQs

From Nitriles And Amides
Notes PPT MCQs

From Grignard Reagents
Notes PPT MCQs

From Acyl Halides And Anhydrides
Notes PPT MCQs

From Esters
Notes PPT MCQs

Physical Properties

Physical Properties
Notes PPT MCQs

Chemical Reactions

Reactions Involving Cleavage Of O-H Bond
Notes PPT MCQs

Reactions Involving Cleavage Of C-Oh Bond
Notes PPT MCQs

Reactions Involving -COOH Group
Notes PPT MCQs

Substitution Reactions In The Hydrocarbon Part
Notes PPT MCQs

Uses Of Carboxylic Acids

Uses Of Carboxylic Acids
Notes PPT MCQs

Amines

Structure Of Amines

Structure Of Amines
Notes PPT MCQs

Classification

Classification
Notes PPT MCQs

Nomenclature

Nomenclature
Notes PPT MCQs

Preparation Of Amines

Reduction Of Nitrocompounds
Notes PPT MCQs

Ammonolysis Of Alkyl Halides
Notes PPT MCQs

Reduction Of Nitriles
Notes PPT MCQs

Reduction Of Amides
Notes PPT MCQs

Gabriel Phthalimide Synthesis
Notes PPT MCQs

Hoffman Bromamide Degradation Reaction
Notes PPT MCQs

Physical Properties

Physical Properties
Notes PPT MCQs

Chemical Properties

Basic Character Of Amines
Notes PPT MCQs

Alkylation
Notes PPT MCQs

Acylation
Notes PPT MCQs

Carbylamine Reaction
Notes PPT MCQs

Reaction With Nitrous Acid
Notes PPT MCQs

Reaction With Arylsulphonyl Chloride
Notes PPT MCQs

Electrophilic Substitution Reaction
Notes PPT MCQs

Method Of Preparation Of Diazonium Salts

Method Of Preparation Of Diazonium Salts
Notes PPT MCQs

Physical Properties

Physical Properties
Notes PPT MCQs

Chemical Reactions

Reactions Involving Displacement Of Nitrogen
Notes PPT MCQs

Reactions Involving Retention Of Diazo Group Coupling Reactions
Notes PPT MCQs

Importance Of Diazonium Salts In Synthesis Of Aromatic Compounds

Importance Of Diazonium Salts In Synthesis Of Aromatic Compounds
Notes PPT MCQs

Biomolecules

Carbohydrates

Classification Of Carbohydrates
Notes PPT MCQs

Monosaccharides
Notes PPT MCQs

Preparation Of Glucose
Notes PPT MCQs

Structure Of Glucose
Notes PPT MCQs

Cyclic Structure Of Glucose
Notes PPT MCQs

Structure Of Fructose
Notes PPT MCQs

Disaccharides
Notes PPT MCQs

Polysaccharides
Notes PPT MCQs

Importance Of Carbohydrates
Notes PPT MCQs

Proteins

Amino Acids
Notes PPT MCQs

Classification Of Amino Acids
Notes PPT MCQs

Structure Of Proteins
Notes PPT MCQs

Denaturation Of Proteins
Notes PPT MCQs

Enzymes

Mechanism Of Enzyme Action
Notes PPT MCQs

Vitamins

Classification Of Vitamins
Notes PPT MCQs

Nucleic Acids

Chemical Composition Of Nucleic Acids
Notes PPT MCQs

Structure Of Nucleic Acids
Notes PPT MCQs

Biological Functions Of Nucleic Acids
Notes PPT MCQs

Polymers

Introduction

Introduction
Notes PPT MCQs

Classification Of Polymers

Classification Based On Source
Notes PPT MCQs

Classification Based On Structure
Notes PPT MCQs

Classification Based On Mode Of Polymerization
Notes PPT MCQs

Classification Based On Molecular Forces
Notes PPT MCQs

Classification Based On Growth Polymerization
Notes PPT MCQs

Types Of Polymerization Reactions

Addition Polymerization Or Chain Growth Polymerization
Notes PPT MCQs

Condensation Polymerization Or Step Growth Polymerization
Notes PPT MCQs

Copolymerization
Notes PPT MCQs

Rubber
Notes PPT MCQs

Molecular Mass Of Polymers

Molecular Mass Of Polymers
Notes PPT MCQs

Biodegradable Polymers

Biodegradable Polymers
Notes PPT MCQs

Polymers Of Commercial Importance

Polymers Of Commercial Importance
Notes PPT MCQs

Chemistry In Everyday Life

Drugs And Their Classification

Classification Of Drugs
Notes PPT MCQs

Drug Target Interaction

Enzymes As Drug Targets
Notes PPT MCQs

Receptors As Drug Targets
Notes PPT MCQs

Therapeutic Action Of Different Classes Of Drugs

Antacids
Notes PPT MCQs

Antihistamines
Notes PPT MCQs

Neurologically Active Drugs
Notes PPT MCQs

Antimicrobials
Notes PPT MCQs

Antifertility Drugs
Notes PPT MCQs

Chemicals In Food

Artificial Sweetening Agents
Notes PPT MCQs

Food Preservatives
Notes PPT MCQs

Cleansing Agents

Soaps
Notes PPT MCQs

Synthetic Detergents
Notes PPT MCQs

Shape

Shape

Shape

Shape

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Group 18 Elements

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