Month: September 2020

CHEMISTRY CLASS 10 NTOES CHAPTER 9 TO CHAPTER 16

CHEMISTRY CLASS 10 NTOES CHAPTER 9 TO CHAPTER 16 ALL CHAPTER PDF DOWNLOAD AND PRINT OUT. Class 10 chemistry notes according to the KPK Education syllabus. solved exercises Chapter 9 Chemical Equilibrium, Chapter 10 Acids, Bases and Salts, Chapter 11 Organic Chemistry, Chapter 12 Hydrogen, Chapter 13 Biochemistry, Chapter 14 No ENVIRONMENTAL CHEMISTRY I: Atmosphere, Chapter …

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Chapter No 16 Chemistry Class 10 Notes

Chapter No 16 Chemistry Class 10 Notes SHAMS NOTES  CHEMICAL INDUSTRIES  CHAPTER NO.16 full notes pdf and txt. Q.1: Define mineral, ore, native metal, compound metal, and gangue? Ans:   Mineral: “An a naturally occurring substance present in rocks and ground that has its own chemical composition is called a mineral.” e.g. diamond, quartz, garnet, etc. Ore: “A type …

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Chapter No 15 Chemistry Class 10 Notes

Chapter No 15 Chemistry Class 10 Notes SHAMS NOTES  ENVIRONMENTAL CHEMISTRY II  CHAPTER NO.15 Q.1: Describe the occurrence/sources of water. Ans:  Occurrence of water: Water is one of the most abundant natural resources present on earth. It has been estimated that the total volume of water present on earth is about 1,33 billion cubic kilometres. It covers nearly 70 per cent …

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Chapter No 14 Chemistry Class 10 Notes

Chemistry Class 10 Notes CHAPTER NO.14 ENVIRONMENTAL CHEMISTRY I: Atmosphere Q.1: Describe the layers of the environment. Ans: Environment consists of four layers which are: i. Lithosphere or Geosphere                         ii. Hydrosphere iii. Biosphere                                                   iv. Atmosphere i.Lithosphere: The lithosphere consists of the rocky crust of the earth, soil minerals, and organic matter. ii.       Hydrosphere: Hydrosphere consists of all water bodies …

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Chapter No 13 Chemistry Class 10 Notes

Biochemistry Chapter No 13 Chemistry Class 10 Notes CHAPTER NO.13 BIOCHEMISTRY Q.1:  Define biochemistry. Ans: Biochemistry: “The branch of chemistry which deals with the study of the synthesis, decomposition of substances and their reactions in living organisms such as plants and animals are called biochemistry”. OR “The branch of chemistry that deals with the chemical …

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chemistry notes for class 10 chapter 12 hydrogen

Revision Notes for ICSE Class 10 Chemistry Chapter 12 hydrogen, important short question, long question, and full exercise 9th class chemistry notes in English medium pdf download. chemistry notes for class 10 chapter 12 hydrogen Q.1: What are hydrocarbons? Explain with examples. Ans: Hydrocarbons: “The compounds of carbon and hydrogen are called hydrocarbons.”  Classification of hydrocarbons: Hydrocarbons are …

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Chemistry Class 10 Notes Chapter 11 Organic Chemistry

chemistry class 10 notes chapter 11 ORGANIC CHEMISTRY ORGANIC CHEMISTRY Q.1: What is the vital force theory? Ans: Vital force theory:  This theory was presented by a Swedish Chemist, Berzelius in 1815. According to this theory, organic compounds cannot be prepared in the laboratory. They are only prepared in the bodies of living organisms under the …

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CHAPTER NO 10 ACIDS, BASES, AND SALTS | Chemistry 10

CHAPTER NO 10 ACIDS, BASES, AND SALTS | Chemistry 10 Q.1: What is the origin of Acid? Give examples of acids, bases, and salts substances in our daily life? Ans: Origin of Acid: The term acid is derived from the Latin word “Acidus” which means sour. So acids are those substances having a sour taste. Read …

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Gravitation Class 11 handwritten notes

The force of the attraction between any two bodies in the universe is called gravitational force as gravitation. Newton’s law of gravity   We have already considered the effects of gravity   Acceleration of gravity on Earth and its possible gravitational energy   Agra We now expand our study and consider gravity in a more …

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