Chapter - 11. Atomic Nature of Matter:

Chapter - 11. Atomic Nature of Matter:
1)    Define atomic structure including the electrons, protons and neutrons.
2)    What is a Periodic Table?
3)    Define these terms: Atomic number, Atomic Mass Unit (AMU), Isotopes and Isotones.
4)    What are the differences among the following: Compounds, Mixtures and Molecules.
5)    Define the following: Antimatter, Dark Matter, and Dark Energy.
Chapter - 12. Solids:
1)    How can you determine the crystal structure of a Solid?
2)    How is amorphous structure different from the crystalline structure?
3)    What is the difference between the Mass density and Weight density?
4)    What is Elasticity? Define elastic and inelastic properties of a substance with examples.
5)    What is elastic limit?
6)    Define Hooke’s law
7)    What is Stress? What is the difference between Tension and Compression?
Chapter - 13. Liquids:
1)    Define Pressure in a Liquid
2)    What is Buoyancy of a liquid?
3)    Describe Archimedes’s Principle. Give two examples.
4)    What makes an object sink or float?
5)    What is Pascal’s principle? Give two examples.
6)    Define Surface Tension and Capillarity of liquids.
7)    What is the difference between cohesion and adhesion?
Chapter - 14 Gases:
1)    What do you mean by Atmospheric pressure?
2)      What do you understand by the statement that the atmospheric pressure at sea level is 105 N/m2 ?
3)    What is a Barometer? What is so special about 76 cm in a barometer?
4)    What is Boyle’s Law?
5)    What is Buoyancy of air?
6)    Define Bernoulli’s Principle, and give three examples of it.
7)    What do you understand by Plasma?