Chapter 7: The Liquid State | NEET | Chemistry | DPPs

 

 

 NEET- CHEMISTRY

Hey! We hope you all will be doing good. RankersHub.blogspot.com is a website for all NEET Aspirants, which will help you to practice more questions which will ultimately result in a good rank. Here I have given all chapters DPPs (with solutions) which is included in the syllabus of NEET.

Chapters covered: 

Class 11: 

Physics: Physical World, Units and Measurements, Motion in a Staright Line, Motion in a Plane, Laws of Motion, Work, Energy and Power, System of Particles and Rotational Motion, Gravitation, Mechanical Properties of Solids, Mechanical Properties of Fluids, Thermal Properties of Matter, Thermodynamics, Kinetic Theory, Oscillations, Waves.

Chemistry: Some Basic Concepts of Chemistry, Structure of The Atom, Classification of Elements and Periodicity in Properties, Chemical Bonding and Molecular Structure, States of Matter, Thermodynamics, Equilibrium, Redox Reactions, Hydrogen, The S-Block Elements, The P-Block Elements, Organic Chemistry - Some Basic Principles and Techniques, Hydrocarbons, Environmental Chemistry.

Biology: The Living World, Biological Classification, Plant Kingdom, Animal Kingdom, Morphology of Flowering Plants, Anatomy of Flowering Plants, Structural Organisation in Animals, Cell The Unit of Life, Biomolecules, Cell Cycle and Cell Division, Transport in Plants, Mineral Nutrition, Photosynthesis in Higher Plants, Respiration in Plants, Plant Growth and Development, Digestion and Absorption, Breathing and Exchange of Gases, Body Fluids and Circulation, Excretory Products and their Elimination, Locomotion and Movement, Neural Control and Coordination, Chemical Coordination and Integration.

Class 12: 

Physics: Electric Charges And Fields, Electrostatic Potential And Capacitance, Current Electricity, Moving Charges And Magnetism, Magnetism And Matter, Electromagnetic Induction, Alternating Current, Electromagnetic Waves, Ray Optics and Optical Instruments, Wave Optics, Dual Nature Of Radiation And Matter, Atoms, Nuclei, Semiconductor Electronics Materials Devices And Simple Circuits, Communication Systems.

Chemistry: The Solid State, Solutions, Electro chemistry, Chemical Kinetics, Surface Chemistry, General Principles and Processes of Isolation of Elements, The p Block Elements, The d and f Block Elements, Coordination Compounds, Haloalkanes and Haloarenes, Alcohols Phenols and Ethers, Aldehydes Ketones and Carboxylic Acids, Amines, Biomolecules, Polymers, Chemistry in Everyday Life.

Biology: Reproduction in Organisms, Sexual Reproduction in Flowering Plants, Human Reproduction, Reproductive Health, Principles of Inheritance and Variation, Molecular Basis of Inheritance, Evolution, Human Health and Disease, Strategies for Enhancement in Food Production, Microbes in Human Welfare, Biotechnology - Principles And Processes, Biotechnology and its Applications, Organisms and Populations, Ecosystem, Biodiversity and Conservation, Environmental Issues.

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How are these dpps useful to u?

1)These dpps can be used to prepare for various Engineering as well as Medical exams such as IT JEE Mains & Advance, MHT CET, VITEEE, KIITEE, WBJEE ,NEET, AIIMS, JIPMER, PGIMER), CBSE Board, ICSE Board, Class 12th, 11th.

2) We are providing u very important dpps which can be proven useful to Many students to crack competitive exams as well as board examinations

MCQS

1. When a glass plate is immersed in mercury, the surface near the plate

(a) becomes concave

(b) is depressed

(c) is flat

(d) is first concave and then depressed

Solutions- At the end

2. There is a depression in the surface of the liquid in a capillary when

(a) the cohesive force is smaller than the adhesive force

(b) the cohesive force is greater than the adhesive force

(c) there is an equilibrium between the cohesive and the adhesive force

(d) none of these is true

Solutions- At the end

3. A soap bubble of radius r is filled with air until the radius is doubled. If

the surface tension of the soap solution is S, the work done in the process

is

(a) 16(pi)r^2 S 

(b) 4(pi)r^2 S 

(c) 24(pi)r^2 S 

(d) 12(pi)r^2 S

Solutions- At the end

4. When soap is added to water,

(a) the angle of contact will increase

(b) the surface tension of water will increase

(c) the angle of contact will decrease

(d) nothing will happen

Solutions- At the end

5. When water is in contact with a waxed glass surface, the angle of contact

will

(a) be zero (b) be greater than 90°

(c) be less than 90° (d) depend on the amount of wax

Solutions- At the end

6. Surface tension does not vary with

(a) temperature (b) vapour pressure

(c) the size of the surface (d) concentration

Solutions- At the end

7. Among the following molecules, which has the least surface tension?

(a) Benzene (b) Acetic acid

(c) Diethyl ether (d) Chlorobenzene

Solutions- At the end

8. The film of a soap bubble has a

(a) small thickness and there is air both inside and outside the film

(b) small thickness and there is no air inside and outside the film

(c) large thickness and there is air only inside the film

(d) small thickness and there is air only outside the film

Solutions- At the end

9. The pressure inside a soap bubble is

(a) greater than that outside by an amount 2S/R (S = surface tension

and R = radius of bubble)

(b) less than that outside by an amount 4S/R

(c) greater than that outside by an amount 4S/R

(d) less than that outside by an amount 2S/R

Solutions- At the end

10. For which of the following pairs is the angle of contact the maximum?

(a) Water with glass (b) Water with paraffin

(c) Methylene iodide with glass (d) Mercury with glass

Solutions- At the end

Solutions

1) Ans: b
2) Ans: b
3) Ans: c
4) Ans: c
5) Ans: b
6) Ans: c
7) Ans: c
8) Ans: a
9) Ans: c
10) Ans: d