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Neeraj Anand, Param Anand

Er. Neeraj K.Anand is a freelance mentor and writer who specializes in Engineering & Science subjects. Neeraj Anand received a B.Tech degree in Electronics and Communication Engineering from N.I.T Warangal & M.Tech Post Graduation from IETE, New Delhi. He has over 30 years of teaching experience and serves as the Head of Department of ANAND CLASSES. He concentrated all his energy and experiences in academics and subsequently grew up as one of the best mentors in the country for students aspiring for success in competitive examinations. In parallel, he started a Technical Publication "ANAND TECHNICAL PUBLISHERS" in 2002 and Educational Newspaper "NATIONAL EDUCATION NEWS" in 2014 at Jalandhar. Now he is a Director of leading publication "ANAND TECHNICAL PUBLISHERS", "ANAND CLASSES" and "NATIONAL EDUCATION NEWS". He has published more than hundred books in the field of Physics, Mathematics, Computers and Information Technology. Besides this he has written many books to help students prepare for IIT-JEE and AIPMT entrance exams. He is an executive member of the IEEE (Institute of Electrical & Electronics Engineers. USA) and honorary member of many Indian scientific societies such as Institution of Electronics & Telecommunication Engineers, Aeronautical Society of India, Bioinformatics Institute of India, Institution of Engineers. He has got award from American Biographical Institute Board of International Research in the year 2005.

Electronic Configuration of Elements – Stability of Orbitals & Half-filled Orbitals

December 12, 2024 by Neeraj Anand, Param Anand
“an atom of an element has different shells, sub-shells and orbitals and the distribution of electrons in these shells is called the electronic configuration. ”

Electronic Configuration of Elements “An atom of an element has different shells, sub-shells and orbitals and the distribution of electrons …

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Modern Periodic Table of Elements -Law,Features, Classification of Elements, FAQs

September 7, 2025December 12, 2024 by Neeraj Anand, Param Anand
Earlier scientists assumed that the properties of elements are periodic functions of their atomic masses. On the basis of this assumption, mendeleev placed 63 elements in a vertical column called groups and in horizontal rows called periods.

History of the Periodic Table Earlier scientists assumed that the properties of elements are periodic functions of their atomic masses. …

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Modern Periodic Law with Detailed Periodic Classification Of Elements

September 7, 2025December 12, 2024 by Neeraj Anand, Param Anand
The modern periodic table is developed after the periodic law and a periodic table given by mendeleev. In the latter part of the 18th century, mendeleev made his periodic table. Scientists did not know about the internal structure of the atom back then.

What is Modern Periodic Law?  The modern periodic table is developed after the periodic law and a periodic table given by …

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Periodic Table Trends- Atomic size, Melting & Boiling Point Trend

September 4, 2025December 12, 2024 by Neeraj Anand, Param Anand
The modern periodic table is based on the law that the properties of an element are a periodic function of their atomic number. These properties are related to the electronic configuration of the elements.

The modern periodic table is based on the law that the properties of an element are a periodic function of …

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Atomic Size (Atomic Radius) – Definition & Variation in Periodic Table of Atomic Radius

September 9, 2025December 12, 2024 by Neeraj Anand, Param Anand
Atomic size is the distance between the centre of the nucleus of an atom and its outermost shell.

What is Atomic Size?  Atomic size is the distance between the centre of the nucleus of an atom and its …

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Classification of Elements-Class 11 Periodic Table Chemistry Notes

September 7, 2025December 12, 2024 by Neeraj Anand, Param Anand
Periodic categorization of elements is a way of grouping elements based on their characteristics, such as keeping elements that are similar in one group and the rest of the elements in the other.

Periodic categorization of elements is a way of grouping elements based on their characteristics, such as keeping elements that are …

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Ionization Enthalpy – Definition, Periodic Trends across Groups & Periods with FAQs

September 1, 2025December 12, 2024 by Neeraj Anand, Param Anand
The enthalpy change associated with the removal of the first electron from an isolated gaseous atom in its ground state is called the first ionization enthalpy.

What is Ionization Enthalpy? The enthalpy change associated with the removal of the first electron from an isolated gaseous atom in …

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Electron Gain Enthalpy and Electron Affinity Trends Down the Group & Along a Radius

December 12, 2024 by Neeraj Anand, Param Anand
Electron gain enthalpy is sometimes also referred to as electron affinity although there is a minute difference between them. Electron gain enthalpy is defined as the amount of energy released when an electron is added to an isolated gaseous atom. During the addition of an electron, energy can either be released or absorbed.

Electron Gain Enthalpy Definition Electron gain enthalpy is sometimes also referred to as Electron affinity although there is a minute …

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Polar Covalent Bond – Definition, Properties, Examples, Solved Questions

December 13, 2024 by Neeraj Anand, Param Anand
In general, a polar bond is a certain class of a covalent bond. We can also say that it is the dividing line between the formation of a pure covalent bond and an ionic bond.

In general, a polar bond is a certain class of a covalent bond. We can also say that it is …

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Fajan’s Rule-Partially Covalent Character In Ionic Bonds-Class 11 Chemistry Notes Study Material

December 13, 2024 by Neeraj Anand, Param Anand
An ionic bond is formed when an atom donates electrons and another atom accepts that electron. These ions are then held together by strong electrostatic forces of attraction. The overall charge of the compound is neutral although it consists of positively charged ions known as cations and negatively charged ions known as anions.

What is Ionic Bond? Also Discuss Fazan’s Rule An ionic bond is formed when an atom donates electrons and another …

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