11th Class Chemistry Guess Paper 2023 | 11th Chemistry Imp Questions

ilmStar.com posted a very helpful & informative learning article for students of 11th class which is “11th Class Chemistry Guess Paper 2023 | 1st Year Chemistry Important Questions”. Students doing FSc & studying in 1st year face big difficulty while preparation of Chemistry short & Long questions. ilmStar.com brings you the easiest way to prepare 11th Chemistry from which students can save their time and will able to prepare 11th Chemistry very fast.

Chapter-1

1. Numerical Questions: Question number 12, 18, 20, 21, 22. Example number 10, II, 12, 13, 14.
2. Short Questions: Question number 9, 10, 25 from exercise. Relation between M.F and E.F. Molar volume examples. Stoichiometry its assumptions. Identification of limiting reactant. Actual yield is always lesser than theoretical yield.

Chapter-2

1. Short Questions: Sublimation Examples, Either extraction. Partition law. Mobile phase and stationary phase. Cl (partition and adsorption). Rf value. Application of chromatography. Exercise Question 8

Chapter-3

1. Long Questions: Dalton’s law and its application SI unit. General gas equation. Value of R in SI units.
2. Short Questions: Isotherm. Absolute zero. Unit of R in STP. Joule Thomson effect, Plasma formation.

Chapter-4

1. Long Questions: Factors affecting London forces, Hydrogen bonding. Liquid crystals and their classification.
2. Short Questions: Solid exercise Question number 12. Differentiate b inter and intramolecular forces.

Chapter-5

1. Long Questions: Millikan’s oil drop method, properties and discovery of cathode rays and neutrons. Derivation of radius. Defects of Bohr atomic model. Azimuthal and magnetic quantum number.
2. Short Questions: Question number 4 from exercise. Heisenberg uncertainty principal. Spectrum a its types.

Chapter-6

1. Long Questions: Ionization energy, VSEPR theory, Hybridization, Molecular orbital theory (structure of oxygen and nitrogen)
2. Short Questions: Trends of atomic sizes electron affinity, electronegativity, Question 18 from exercise, Lone pair occupies more space, Structure of BF3, SnCl2,S03, Effect of electronegativity on bond energy and bond length.

Chapter-7

1. Long Questions: Hess’s law and Born hater cycle. Glass and Bomb Calorimeter, Prove all=q(p) and AE=q(v)
2. Short Questions: Question number 4,5,10 from exercise, Define lattice energy.

Chapter-8

1. Long Questions: Example – 2, 4 Exercise 20, 21, 22
2. Short Questions: Question number 8,10,11 (a,b), from exercise, Common ion effect with example, buffer (types, action and its capacity).

Chapter-9

1. Long Questions: Rolt’s law, Solubility and solubility curve, Measurement of elevation of boiling point & depression of the freezing point.
2. Short Questions: Question number 4,5(a), 12 from exercise

Chapter-10

1. Long Questions: Electrolytic cell and Importance of electrolytic cell, Galvanic cell and function of salt bridge, SHE and measurement, Applications of electrochemical series
2. Short Questions: Question number 4 (c, d), 8,12,16 from exercise

Chapter-11

1. Long Questions: Order of reactions and finding the order of reactions. Arrhenius equation. Energy of Activation.
2. Short Questions: Question number 7,8

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