CBSE Class 10 Science Notes Chapter 7 Control and Coordination Control and Co-ordination in Animals: Nervous system and endocrine system. In animals, the nervous system and hormonal system are responsible for control and co¬ordination. Receptors: Receptors are the specialized tips of the nerve fibres that collect the information to be conducted by the nerves. Receptors [...]
Life Process Class 10 Science Notes Nutrition in Plants and Animals – Life Processes Class 10 Notes Nutrition: The process by which an organism takes food and utilizes it, is called nutrition. Need for Nutrition: Organisms need the energy to perform various activities. The energy is supplied by the nutrients. Organisms need various raw materials [...]
CBSE Class 10 Science Notes Chapter 5 Periodic Classification of Elements “The periodic table is a tabular method of displaying the elements in such a way, that the elements having similar properties occur in the same vertical column or group”. Earlier attempts of the classification of elements: Dobereiner’s Triads, Newland’s law of octaves. Dobereiner’s Triads: [...]
Carbon and its Compounds Notes CBSE Class 10 Science Chapter 4 Bonding in Carbon: The Covalent bond, Electron dot structure, Physical properties of organic compounds, Allotropes of Carbon. Covalent Bond: The atomic number of carbon is 6. Its electronic configuration is 2, 4. It requires, 4 electrons to achieve the inert gas electronic configuration. But [...]
Metals and Non-metals Class 10 Notes Science Chapter 3 Metals: Physical properties of metals, chemical properties of metals and non-metal oxide. Metals are the elements that conduct heat and electricity and are malleable and ductile. Examples are Iron (Fe), Aluminium (Al), Silver (Ag), Copper (Cu), Gold (Au), Platinum (Pt), Lead (Pb), Potassium (K), Sodium (Na), [...]
CBSE Class 10 Science Notes Chapter 2 Acids Bases and Salts Indicators: Indicators are substances which indicate the acidic or basic nature of the solution by the colour change. Types of Indicator: There are many types of indicators. Some common types of indicators are: 1. Natural Indicators: Indicators obtained from natural sources are called Natural [...]
CBSE Class 10 Science Notes Chapter 1 Chemical Reactions and Equations Chemical Reactions and Equations: Balanced and unbalanced chemical equations and balancing of chemical equations. What is a chemical reaction Class 10? Chemical Reaction: The transformation of chemical substance into another chemical substance is known as Chemical Reaction. For example: Rusting of iron, the setting [...]