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AJK 9th Chemistry — MCQs, Short & Long Questions · Studive

Live Learning

Chemistry

Back All boardsAJK9thChemistry

AJK · 9th

Chemistry

20 chapters · 2,976 questions

01Nature of Science in Chemistry5 topics · 123 Qs

1.1 Introduction to Chemistry7
1.2 Sub-fields of Chemistry32
1.3 Some Essential Question for the Branches of Chemistry32
1.4 Science, Technology and Engineering21
Exercise31

02Matter6 topics · 229 Qs

2.1 Matter and its States43
2.2 Allotropic Forms of Solid44
2.3 Types of Matter with respect to Chemical Composition40
2.4 Solution, Colloid and Suspension27
2.5 Solubility38
Exercise37

03Atomic Structure5 topics · 202 Qs

3.1 Model of Atom65
3.2 Isotopes39
3.3 Formation of Cations and Anions41
3.4 Relative Atomic Mass18
Exercise39

04Chemical Bonding6 topics · 198 Qs

4.1 Noble Gases Electronic Configuration22
4.2 Types of Chemical Bonding49
4.3 Properties of Compounds in Term of Bonding and Structure31
4.4 Electrical conductance is due to Electrons or Ions for Conductions of Electricity32
4.5 Dot and Cross Diagrams and Lewis structure of Ionic and Covalent Compounds33
Exercise31

05Stoichiometry5 topics · 170 Qs

5.1 The formula of Elements and Compounds25
5.2 Deduction of Formula28
5.3 Mole and Avogadro's Constant23
5.4 Constant of Chemical Equation and Ionic Equation51
Exercise43

06Electrochemistry4 topics · 130 Qs

6.1 Redox Reaction42
6.2 Oxidation state Or Oxidation number38
6.3 Corrosion22
Exercise28

07Energetics6 topics · 145 Qs

7.1 System and Surroundings23
7.2 Exothermic and Endothermic Reactions22
7.3 Enthalpy33
7.4 Activation Energy30
7.5 Respiration (Aerobic and Anaerobic)14
Exercise23

08Equilibria4 topics · 98 Qs

8.1 Reversible Reaction34
8.2 Effects of Condition Change on Equilibrium14
8.3 Achieving Equilibrium in a Closed System22
Exercise28

09Acids and Base6 topics · 134 Qs

9.1 Bronsted-Lowrey Concept of Acids and Bases12
9.2 Acids and Bases in Aqueous Solution12
9.3 Strong and Weak Acids28
9.4 Dissociation Equation for an Acid or Base in Aqueous Solution23
9.5 Reactions of Acids28
Exercise31

10Periodic Table and Periodicity7 topics · 197 Qs

10.1 Periodic Table44
10.2 Relationship Between Group number and the Charge of Ions22
10.3 Electronic Configuration and Chemical Properties22
10.4 Trends of Properties in Groups and Periods51
10.5 Prediction of Characteristic Properties By using Chemical Periodicity8
10.6 Identification, Deduction of Nature and Position in the Periodic Table on the basis of Properties of Elements12
Exercise38

11Group Properties and Element6 topics · 153 Qs

11.1 Properties of Alkali Metals25
11.2 Properties of Halogens35
11.3 Properties of Transition Metals24
11.4 Properties of Noble Gases8
11.5 Comparison of Physical Properties of Metal and on-Metals24
Exercise37

12Atmosphere10 topics · 253 Qs

12.1 Composition of Clean Dry Air22
12.2 Sources of Air Pollutants47
12.3 Greenhouse Gases Cause Global Warming23
12.4 Acid Rain23
12.5 Strategies to Reduce the Effect of Environmental Issues23
12.6 Formation of Oxides of Nitrogen in Car Engines and their Removal by Catalytic Converters12
12.7 Photosynthesis16
12.8 Strategies to Save from Harmful Pollutants16
12.9 Effects of Air Pollutants on Health28
Exercise43

13Water10 topics · 204 Qs

13.1 Chemical Test for the Presence of Water23
13.2 Distilled Water and Tap Water7
13.3 Beneficial and Harmful Substances in Water28
13.4 Water Borne Dosesses23
13.5 Steps to avoid Water Borne Diseases7
13.6 Water Treatments22
13.7 Negative Effects of Water Pollutants16
13.8 Water Scarcity17
13.9 Fertilizer26
Exercise35

14Organic Chemistry6 topics · 148 Qs

14.1 Organic Compounds24
14.2 Molecular and Structural Formula25
14.3 Homologous Series11
14.4 Saturated and Unsaturated Organic Compounds16
14.5 Functional Groups43
Exercise29

15Hydrocarbons4 topics · 92 Qs

15.1 Alkanes23
15.2 Method of Preparation24
15.3 Reactivity of Alkanes17
Exercise28

16Biochemistry6 topics · 117 Qs

16.1 Basics of Nutrition16
16.2 Carbohydrates17
16.3 Proteins17
16.4 Lipids17
16.5 Nucleic Acids17
Exercise33

17Empirical Data Collection and Analysis6 topics · 136 Qs

17.1 Standardization of Units27
17.2 Scientific Notation23
17.3 Precision and Accuracy15
17.4 Apparatus for measurement of Mass, Volume, Time and Temperature24
17.5 Advantages and Disadvantages of experimental Methods22
Exercise25

18Separation Technique4 topics · 111 Qs

18.1 Terms associated with Solution Formation23
18.2 Methods of Separation and Purification34
18.3 Identification of Purity of Substances by Melting and Boiling Point29
Exercise25

19Qualitative Analysis3 topics · 72 Qs

19.1 Tests for the Identification of Important Gases28
19.2 Flame Test23
Exercise21

20Chromatography2 topics · 64 Qs

20.1 Chromatography44
Exercise20

Chapter 1 · Nature of Science in Chemistry

1.1 Introduction to Chemistry

Multiple choice3 Short question3 Long question1

3 questions

1

Matter is anything which:

a
Occupies time and distance
b
Occupies space and has mass
c
Has no volume or mass
d
Occupies mass but not space

2

On the basis of physical state, matter is classified as:

a
Elements, compounds, and mixtures
b
Living and non-living things
c
Solids, liquids, gases, and plasma
d
Atoms and molecules

3

Chemistry is the branch of science which deals with:

a
Stars and planets
b
Living organisms
c
Nature, composition, and properties of matter
d
Chemical engineering

Next topic1.2 Sub-fields of Chemistry