Chemistry (25913)

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Lecture 1: (Chapter 1;Atomic Structure )
- 1.1 Define Element, atoms and molecules.
- 1.2 Define molecular mass, atomic number, mass number, mole and Aveogadro’s number. 1.3 Distinguish between atom and molecule.
- Live class video
- 1.3 Distinguish between atom and molecule.
- Video1
Lecture 2:(Chapter 1;Atomic Structure)
- Class test 1
- Quize test 1
- Assignment 1
- 1.4 Describe Fundamental particle of atom.
- 1.5 Define isotope, isobar and isotone.
- 1.6 Define Orbit and Orbital.
- 1.7 Explain Quantum number.
- Video 2
Lecture 3:(Chapter 1;Atomic Structure)
- 1.8 Describe Electronic configuration based on Aufbau principle, Hunds rule and Paulis exclusion principle.
- assignment 2
- Video 3
Lecture 4:(Chapter 2:Symbol, valency and formula)
- 2.1 Define Symbol, Valency and formula.
- 2.2 Discuss the variations of valency.
- 2.3 Describe active and latent valency. 10 xp
- 2.4 Describe Radicals.
- Vedio
- class test 2
Lecture 5:(Chapter 3: Gas)
- 3.1 Define gas and vapor.
- 3.3 Distinguish between gas and vapor.
- 3.4 Define STP, NTP and Absolute temperature.
ASDF
- 3.5 Mention the Boyle’s, Charle’s and Avogadro’s law.
- 3.6 Establish the ideal gas equation ( PV=nRT)
- Live class video
- Video
Lecture 6:(Chapter-4:Chemical bond)
- 4.1 Define Chemical Bond. 4.2 Define Octet rule. 4.3 Explain Ionic bond, Covalent bond and Co-ordinate covalent bond.
- 4.4 Mention the Characteristic of ionic and covalent compoun4.5 Differentiate between ionic and covalent compounds.
- Chemical Bond | SSC Chemistry Chapter 5 | রাসায়নিক বন্ধন | Fahad Sir
Lecture 7:(Chapter-5: Acid, base and salt)
- 5.1 State Modern concept of Acid and Base. 5.2 List the properties of acid and base. 5.3 Classify Salt . 5.4 Explain Basicity of an acid and acidity of a base.
- Acid Base Balance| এসিড ক্ষারক সমতা | SSC Chemistry Chapter 9 | Fahad Sir |
Lecture 8:(Chapter-6:Ionic equilibrium)
- 6.1 Explain pH and pH scale. 6.2 Define Normality, Molarity and Molality. 6.3 Define Primary and Secondary Standard Substances. 6.4 Define Standard Solution, Titration and Indicator. 6.5 Define Buffer Solution and Its Mechanism. 5. 6.6 Describe Importance of pH in Agriculture and Chemical Industries.
- Ionic Equilibrium Chemistry Class 11 Chapter One Shot| CBSE NEET JEE
Lecture 9:(Chapter-7:Chemical reaction)
- 7.1 Define Exothermic and endothermic reaction7.2 Define Chemical Reaction 7.3 Classify Chemical Reaction. 7.3 Describe Catalyst and Catalysis. . 7.5 Mention the uses of Catalyst in Industries.
- Chemical Reaction | SSC Chemistry Chapter 7 | রাসায়নিক বিক্রিয়া | Fahad Sir
Lecture 10:(Chapter-8: Oxidation and reduction)
- Lecture 12:(Chapter-8: Oxidation and reduction)
- 01. Redox Reactions | জারণ-বিজারণ বিক্রিয়া | OnnoRokom Pathshala
Lecture 11:(Chapter-9: Water)
- 9.1 Define Hard and Soft water. 9.2 Define Hardness of water. 9.2 Describe permutit process to removal the 9.3 Mention the Advantage and disadvan9.4 Describe Reverse Osmosis process.
- Lec 33: পরিবেশ রসায়ন [পানির খরতা,খরতার প্রকারভেদ,খরতা দূরীকরণের উপায়,খরতার অসুবিধা, Related Math]
Lecture 12:(Chapter-10 :Electro- chemistry)
- 10.1 Define Electrolyte, Electrolysis and Electrod10.2 State the Mechanism of Electrolysis proces10.3 Mention the Process of Chrome Electro- platin10.4 Define Galvanizing. 10.5 Mention the importance of Galvanizing.
- Lec-01: তড়িৎ রসায়ন [সূচনা, তড়িৎ পরিবাহী ও অপরিবাহী পদার্থ, তড়িৎ পরিবাহী প্রকারভেদ]
Lecture 13:(Chapter-11:Basic concept of organic chemistry)
- 11.1 Define organic chemistry. 11.2 Classify organic compound 11.3 Mention the Catenation properties of Carbon.
- 11.4 Distinguish between organic & inorganic compound 11.5 Explain homologous series of organic compound
- 11.6 State molecular & structural formula of methane, ethane propane & butane. 11.7 Describe functional group of organic compounds
- Introduction to Organic Chemistry | জৈব যৌগ এর প্রাথমিক ধারনা | Delowar Sir
- assignment 3
Lecture 14:(Chapter-12:Aliphatic Hydrocarbon)
- 12.1 Define hydrocarbon, saturated and unsaturated hydrocarbon
- 12.2 Describe nomenclature of alkane, alkene and alkyne IUPAC system.
- 12.3 Mention the uses of hydrocarbon methane, ethane and ethyne.
- Live Class video
Lecture 15:(Chapter-13:Alcohol)
- 13.1 Define alcohol.
- 13.2 Describe the classification of alcohol.
- 13.4 Define enzyme and fermentation.
- 13.3 Define absolute alcohol, rectified sprit and power alcohol.
Lecture 16:(Chapter-14:Aromatic Compound)
- 14.1 Define aromatic compound.
- 14.2 Define aromaticity and Hackle’s Theory.
- 14.3 Describe Synthesis Benzene from phenol, acetylene and benzoic acid.
- 14.4 Mention the uses of benzene.
- 04. Name of Complex Compound | জটিল যৌগের নামকরণ | OnnoRokom Pathshala
Lecture 17:(Chapter-15:Vocational chemistry)
- 15.1 Define Food security, Natural and approved chemical preservatives.
- 15.2 Describe canning process of Mango and Pineapple.
- 15.3 Describe canning process of Fish and Meat.
- কর্মমুখী রসায়ন
Lecture 18:(Practical class 1)
- Use of laboratory tools and safety measures1.1
- Practical-pfd
- Live class 1
Lecture 19:(Practical class 2)
- Solution Perform Preparation of decimolar (0.1M) NaOH Solution
- Practical-pfd
- Live class 2
Lecture 20:(Practical class 3)
- Determine the strength of Hydrochloric acid (HCI) Solution by decimolar (0.1M) NaOH Solution
- Practical-pdf
- VID_20230112_094423.mp4
Lecture 21:(Practical class 4)
- 1.Perform Preparation of decimolar (0.1M) Na2CO3 Solution.
- Practical-pfd
- live you tube class
Lecture 22:(Practical class 5)
- Determine the strength of H2SO4 Solution by decimolar (0.1M). Perform Preparation of decimolar (0.1M) NaCO3 Solution
- Practical-pfd
- Live Class video
Lecture 23:(Practical class 6)
- Identify Radicals: Fe2+ , Zn2 , Cl- , SO4 2-
- live video class
- Practical-pfd
Model test 1(Mock Test)
- Identify salt: FeSO4,ZnCl2
- live video class

Chemistry (25913)

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2.2 Discuss the variations of valency.