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Atoms-and-Ions

12 posts

Last Updated: 02 April 2024

Isotopes are those atoms that are having the same atomic number or the same position in the modern periodic table but with different atomic masses. This difference in atom...read more

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School Learning

Chemistry-Class-9

Inorganic-Chemistry

Last Updated: 25 February 2024

Neutrons are fundamental subatomic particles of the atom. An atom is made up of electrons, protons and neutrons. James Chadwick, an English physicist, discovered the neutr...read more

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School Learning

Chemistry-Class-9

Rutherford Atomic Model

Last Updated: 25 February 2024

Rutherford Atomic Model was proposed by Ernest Rutherford in 1911. It is also called the Planetary Model of the Atom. It introduced the concept of a dense, positively char...read more

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School Learning

Chemistry-Class-9

Inorganic-Chemistry

Last Updated: 02 April 2024

Valency of an element is a measure of an atom's ability to combine with other atoms to create molecules or chemical compounds. The characteristics of an element that indic...read more

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School Learning

Chemistry-Class-9

Inorganic-Chemistry

Cations vs Anions

Last Updated: 03 May 2023

Ions are charged species that are formed by the transfer of electrons from the outermost shell. Ions are either positive or negative in nature depending on the overall cha...read more

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School Learning

Chemistry-Class-9

Inorganic-Chemistry

Last Updated: 05 June 2023

Ionic Bond is a bond that is formed by the electrostatic force of attraction between atoms. In an ionic bond, a complete transfer of electrons takes place in the process o...read more

School Learning

Chemistry-Class-11

Isotopes of Hydrogen

Last Updated: 02 June 2023

Isotopes of an atom are variants of the same atom but with different mass numbers. That is if two atoms have the same atomic number but different mass numbers then they ar...read more

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School Learning

Chemistry-Class-11

Quantum Numbers

Last Updated: 16 February 2024

Quantum numbers in Chemistry, are the sets of numbers that describe an electron's orbit and movement within an atom. When the quantum numbers of all the electrons in a giv...read more

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School Learning

Chemistry-Class-11

Inorganic-Chemistry

Polyatomic Ions

Last Updated: 04 August 2022

An ion is a chemical entity that has a positive or negative charge of a certain magnitude. The term 'ion' can refer to atoms or molecules that have non-zero net charges at...read more

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School Learning

Chemistry-Class-9

Last Updated: 22 February 2024

Atomic number of an element refers to the number of protons present in its nucleus. It's also called the nuclear charge number and is symbolized by Z. In a nonionized atom...read more

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School Learning

Chemistry-Class-10

Shapes of Atomic Orbitals

Last Updated: 24 June 2024

Atomic orbitals, which are mathematical functions, describe the wave behaviour of electrons (or electron pairs) in an atom. Atomic orbitals have different shapes according...read more

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School Learning

Chemistry-Class-11

Inorganic-Chemistry

Ionization Energy

Last Updated: 19 December 2023

Ionization energy can be defined as the minimum amount of energy required to remove the valence electron i.e. the most loosely bound electron from an isolated gaseous atom...read more

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School Learning

Chemistry-Concepts