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10 science carbon and its compounds Chapter notes

Lesson of 10 Science Bonding in Carbon Carbon form covalent bonds. Formation of covalent bond: Covalent bond formation involves sharing of electrons between bonding atoms which may be either same or different. Covalency: The number of electrons contributed by an atom for sharing is known as its covalency. Characteristics of covalent compounds: (i) These compounds are molecular in …

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Chemical reactions and equations Notes for Class 10th CBSE

➣  CBSE Physical Change: Change in physical properties. – Melting – Boiling – Condensation – [Note- No change occurs in the identity of the substance]. ➣  Chemical Change: – Atoms in the reactants are rearranged to form one or more different substances. – Old bonds are broken, new bonds are formed. – Reactants lose their properties to …

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