Chemistry Class 9th
Smart Syllabus Guess
Papers
Written &
Compiled By Prof. Nasir Arfat Nasir
CHAPTER 1 : FUNDAMENTALS OF
CHEMISTRY
Smart Syllabus
Chemistry and branches of chemistry, Basic Definitions (matter,
substance,
homogeneous and heterogeneous mixture, physical and chemical
properties),
Elements, Compound and Mixture, Difference between a compound
and a mixture,
Atomic Number and Mass Number, Example 1.1, Relative Atomic Mass
and
Relative Mass Unit, Empirical formula and Molecular formula,
Molecular mass and
Formula mass, Example 1.2; 1.3, Types of Molecules, Avogadro’s
Number, Mole
and Molar mass, Example 1.4, Chemical Calculations, Mole-Mass
Calculations,
Example 1.5, Mole-Particle Calculations, Example 1.6,1.7(pp.
4-14; 16-22).
Classwork: Multiple Choice Questions (1, 2, 6, 7, 8-13)
(pp.24-25)
Homework: Short Answer Questions (1-8, 10, 11, 12,
14-17, 19) (pp.25-26);
Long Answer Questions (1, 2, 4) (p.26); Numericals (1, 3, 4,
6, 7, 9) (p.26)
Most Important Short Questions
1.
Define Chemistry And All
Branches Of Chemistry 2
2.
Differentiate between
Physical Properties and Chemical Properties 4
3.
Define Elements 5
4.
What is meant by Symbols. 6
5.
Differentiate between Valence
and Radical 6
6.
Define Compound and Mixture
8
7.
Differentiate between
Homogeneous Mixture and Heterogeneous Mixture 8
8.
What is meant by Atomic
Number and Mass Number 10
9.
What do you mean by Relative
Atomic Mass 11
10.
Define Atomic Mass Unit 11
11.
Differentiate between
Empirical Formula and Molecular Formula 13
12.
Molecular Mass And Formula
Mass 13
13.
Differentiate Between
Homoatomic Molecules And Heteroatomic Molecules 16
14.
What is Avogadro’s Number And
Mole 18
Exercise : Most Important Questions (1, 3, 4, 6, 9) Page
Number 25
Most Important Long Questions
1.
Define elements explain its different types.5 (Most
Imp)
2.
Define compound explain its different types.7
3.
Differentiate between compound and mixture. 9 (Most Imp)
4. Define molecule? Discuss its different types. 16 (Most Imp)
CHAPTER 2 : STRUCTURE OF ATOMS
Smart Syllabus
Rutherford’s Atomic Model, Defects in Rutherford’s Model, Bohr’s
Atomic Theory,
Electronic Configuration, Examples: 2.1, 2.2, 2.3, Electronic
Configuration of First
18 Elements (pp. 31-37), definition of isotopes types and uses
of isotopes.
Classwork: Multiple Choice Questions (3-9) (p.42)
Homework: Short Answer Questions (3-13) (pp. 42-43);
Long Answer Questions : (4-10) (p.43)
Most Important Short Questions
1.
Give the observations made by Rutherford experiment.31
2.
Give the defects in Rutherford atomic model.32
3.
Differentiate between shells and subshells.35
4.
Define electronic configuration.35
5.
Write the electronic configuration of an element having 11 electrons.36
6.
Write down the electronic configuration of chloride ion (Cl- )
.36
7.
Define isotopes.38
8.
Name the isotopes of Hydrogen.38
9.
What is meant by radioactive isotope dating and carbon dating.40
Exercise : Most
Important Questions (5, 6, 9, 11, 12) Page Number 42
Most Important Long Questions
1.
Give the results of Rutherfords experiment.31 (Most Imp)
2.
Discuss the postulates of the Bohar atomic model video.33 (Most Imp)
3.
Differentiate between rutherford's atomic theory and Bohr's atomic
theory.34
4.
Define isotopes? Explain it with examples.38 (Most Imp)
5. Explain the uses of isotopes in medicines and radiotherapy.40 (Most Imp)
CHAPTER 3 : PERIODIC TABLE AND
ITS PERIODICITY
Smart Syllabus
Definition of Periodic Law, Modern Periodic Table, Periods and
Groups, Periodicity
of Properties (definition and trends in periods and groups in
Atomic Size and Atomic
Radius, Shielding Effect, Ionization Energy, Electron Affinity,
and Electronegativity.
Classwork: Multiple Choice Questions (1, 2, 6, 7, 10)
(pp.56-57)
Homework: Short Answer Questions (3, 4, 7-9) (p.57);
Long Answer Questions : (8-10) (p.57)
Most Important Short Questions
1. Define periodic law. 46
2. Differentiate between periods and
Groups.47
3. Define transition metals.48
4. What is atomic radius.51
5. Differentiate Between effective
nuclear charge and shielding effect.52
6. Define ionization energy.53
7. Define electron affinity.53
8. What is the electronegativity.54
Exercise : Most
Important Questions (4, 7, 8, 9)
Page Number 57
Most Important Long Questions
1.
Explain the salient features of long form of periodic table.47 (Most Imp)
2.
Write a note on periods.49 (Very
Imp)
3.
Write a note on groups.50 (Very
Imp)
4.
What is atomic radius? Give its trend in periods and Groups.51
5.
Define ionization energy? Give its Trend in periods and Groups. 53 (Most Imp)
6.
What is electron affinity? Give its trend in periods and Groups.53 (Most Imp)
7.
Define electronegativity? Give its trend in periods and Groups. 54 (Most Imp)
CHAPTER 4 : STRUCTURE OF MOLECULES
Smart Syllabus
Chemical Bonds, Types of Chemical Bond, Ionic Bond, Covalent
Bond and its
types, Dative or Coordinate Covalent Bond, Polar and Non-Polar
Covalent Bond,
Metallic Bond, Intermolecular Forces (Dipole-Dipole Interaction,
Hydrogen
Bonding) (Page 59-68).
Classwork: Multiple Choice Questions (5-8, 11-13, 17)
(p.72-73)
Homework: Short Answer Questions (4, 5, 7, 8, 10-14)
(pp.73-74); Long Answer Questions (1, 4-8) (p.74)
Most Important Short Questions
1. What is chemical bond.59
2. Define bonding electrons.60
3. Define ionic bond.60
4. What is covalent bond.61
5. Define single , double and triple covalent bond. 62
6. Define co-ordinate covalent bond.63
7. Differentiate between Donor and acceptor.63
8. Define lone pair.63
9. What is meant by non polar covalent bond and polar covalent bond. 64
10. Define metallic Bond.65
11. Define intermolecular forces.66
12. What is hydrogen bonding.67
13. Why ice floats over Water.68
14. Differentiate between malleability and ductility.70
Exercise : Most
Important Questions (5, 7, 8, 10, 11, 12, 13, 14) Page Number 74
Most Important Long Questions
1.
What is ionic bond? Explain it with an example.60 (Most Imp)
2.
3.
Explain Co-ordinate covalent bond.63 (Most
Imp)
4.
Explain hydrogen bonding. (Very
Imp)
CHAPTER 5 : PHYSICAL STATE OF
MATTER
Smart Syllabus
Boyle’s Law, Experimental Verification of Boyle’s Law, Charles’s
Law,
Experimental Verification of Charles’s Law, Evaporation, Vapour
Pressure, Boiling
Point, Freezing and Melting Point, Density (pp. 78-83, 84-90).
Definition gas, liquid, solid and allotropy
Classwork: Multiple Choice Questions (2, 7, 9-11) (p.93)
Homework: Short Answer Questions (3, 4,5, 7) (p.94);
Long Answer Questions (1-4) (p.94); Numericals (2-5, 7-9) (pp. 94-95;
Most Important Short Questions
1.
Define Boyle's law.78
2.
Define absolute zero and absolute temperature scale .81
3.
Define Charles law.81
4.
What is Charles law.81
5.
Differentiate between evaporation and condensation.84
6.
Why evaporation is a cooling effect.85
7.
Define vapour pressure.85
8.
Differentiate between boiling point and freezing point.88
9.
What is melting point.89
10.
Differentiate between crystalline solids and amorphous solids.90
11.
Define allotropy.90
12.
Upon which reasons elements show allotropy.90
13.What is meant by transition temperature.90
Exercise : Most Important
Questions (3,
4, 5, 7) Page Number 94
Most Important Long Questions
1.
Write a note on Boyle's law.78 (Most
Imp)
2.
Write a note on Charles law. 81 (Most
Imp)
3.
Define evaporation? Give its different factors. 85 (Most Imp)
4.
Define vapour pressure? Give its different factors.85 (Most Imp)
5.
What is boiling point ? Explain its different factors.87 (Very Imp)
CHAPTER 6 : SOLUTION
Smart Syllabus
Definitions of following terms with example: {Solution (i-solute
ii-solvent),
Aqueous Solutions, Saturated Solution, Unsaturated Solution,
Supersaturated
Solution, Dilution of Solution, Percentage (Mass/Mass
Percentage, Mass/Volume
Percentage, volume/ mass percentage, Volume/Volume Percentage),
Molarity with
formula, Preparation of Molar Solution, example 6.2 & 6-3,
Dilution of Solution
Solubility (pp. 97-104).
Classwork: Multiple Choice Questions (4,8, 11-13)
(pp.110-111)
Homework: Short Answer Questions (12) (p.111); Long Answer Questions (1-4) (p.112).
Numericals (2,4-5,6) (p.112). .
Most Important Short Questions
1.
Define solution.97
2.
How to distinguish between a solution and a pure liquid.97
3.
What is meant by aqueous solutions.97
4.
Differentiate between solute and solvent.97
5.
Differentiate between saturated solution and unsaturated solution.98
6.
Define supersaturated solution.98
7.
Differentiate between dilute solution and concentrated solution .99
8.
Define concentration. 100
9.
How 1 molar solution is prepared.102
Exercise : Most Important Questions (12) Page Number
111
Most Important Long Questions
1.
Write a note on saturated and super saturated solution. 98
2.
What is percentage ? Explain its four different ways. 100 (Most Imp)
CHAPTER 7 : ELCTROCHEMISTRY
Smart Syllabus
Definitions of Oxidation and Reduction Reactions with examples,
Oxidation and
Reduction in terms of Loss or Gain of Electrons, Oxidation State
and Rules for
Assigning Oxidation State, Examples: 7.1, 7.2, 7.3, definition
of Oxidizing and
Reducing Agents with examples, Oxidation-Reduction Reactions,
definition of
Electrolytes (weak and strong electrolyte) non-electrolyte,
Corrosion and its
Prevention, Rusting of Iron, Prevention of Corrosion, Prevention
of Corrosion by
Physical Methods, definition and method
Electroplating(electroplating of silver and
chromium) (pp. 114-124, 128-132).
Classwork: Multiple Choice Questions (1-5-6, 8-10)
(p.135)
Homework: Short Answer Questions (8-13, 17-22) (p.136);
Long Answer Questions(1,2,4,7,9-10) (p.137)
Most Important Short Questions
1.
Define redox reactions.115
2.
What is meant by Oxidation State Or oxidation number. 117
3.
Differentiate between oxidation and reduction.119
4.
Differentiate between reducing agent and oxidizing agent.119
5.
What is electrochemical cell.120
6.
Define electrolytes.120
7.
Get between strong electrolytes and weak electrolytes.121
8.
What is non electrolytes. 121
9.
Define electrolytic cells.121
10.
What is meant by electrolysis. 121
11.
What is meant by Galvanic or voltaic cell.123
12.
Differentiate between corrosion and rusting.128
13.
What is alloy.129
14.
What is meant by galvanizing.129
15.
Define electroplating.130
Exercise : Most Important Questions (11, 12, 13, 17, 18) Page Number 136
Most Important Long
Questions
1.
Define Oxidation State or oxidation number? Give the rules for assigning
oxidation number or Oxidation State.117 (Most
Imp)
2.
Explain the electrolysis of water. 122 (Most Imp)
3.
Differentiate between electrolytic cell and Galvanic cell.125
4.
Prepare the sodium metal from fused NaCl. 125 (Most Imp)
5.
Prepare NaOH from Brine.126 (Most Imp)
6.
Explain the rusting of iron.128 (Most
Imp)
7.
Give the method to Prevention of corrosion.129 (Most Imp)
8.
Define electroplating? Explain it with example of silver electroplating
.130 (Very Imp)
9.
Find out the oxidation numbers of the underlined elements in the
following compounds. (Most Imp)
(a).
Na2SO2 (b).
AgNo3 (c). KMnO4 (d).K2Cr2O7
(e).HNO2
CHAPTER 8 : CHEMICAL REACTIVITY
Smart Syllabus
Definition types and properties of Metals, Electropositive
Character and its trends in
periods and groups, Inertness of Noble Metals (silver, gold and
platinum), definition and properties of Non-Metals, Comparison of Reactivity of
the Halogens, Important
Reactions of Halogens (reaction with hydrogen, water, methane
and NaOH) (pp. 138-141,
Classwork: Multiple Choice Questions (1-3, 7-11)
(pp.150-151)
Homework: Short Answer Questions (3-12) (p.151);
Long Answer Question(2,3,5,7-9,11) (p.151)
Most Important Short Questions
1.
Define electropositivity or metallic character. 140
2.
Define transition metals or D group elements.144
3.
What is meant by Carats.145
Exercise : Most
Important Questions (2, 3, 5, 7, 11) Page Number 151
Most Important Long Questions
1.
Explain the important Physical Properties of metals.139 (Very Imp)
2.
Define electropositive character ? Give its trend in periods and Groups140
(Most Imp)
3.
Give the reaction of sodium with
: H2O , O2 , Cl2 and H2.143 (Most Imp)
4.
Give the important physical properties of non-metals.147 (Very Imp)
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