Atomic Structure

Group 15 Elements Definition

Nitrogen (N), phosphorus (P), arsenic (As), antimony (Sb), and bismuth are all members of the nitrogen family of chemicals (Bi). The electron configuration ns2np3 is found in the outer shells of all Group 15 elements, where n is the primary quantum number. Group 15’s p-block contains the nitrogen family. Chemical Properties All Group 15 elements […]

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Atomic Structure, Chemistry, Class 11, NEET, Quantum mechanical model of atom

Heisenberg uncertainty principle

Heisenberg’s uncertainty principle is a limitation placed on the measurement accuracy of certain pairs of physical properties of a particle. The uncertainty principle has a profound impact on quantum mechanics. It is one of the main sources of the inability to predict quantum mechanical systems’ behaviour precisely. Where Δx is the uncertainty in position Δp

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Atomic Structure, Chemistry, Class 11, NEET, Quantum mechanical model of atom

Heisenberg γ-Ray Microscope

 Heisenberg imagined a microscope that achieves extremely fine resolution by illuminating with high-energy gamma rays. Although such a microscope does not exist at the moment, it may theoretically be built. Heisenberg envisaged seeing an electron and measuring its position using this microscope. Gamma Ray Microscope  A gamma ray is the highest-energy electromagnetic radiation with the

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Atomic Structure, Chemistry, Class 11, NEET, Quantum mechanical model of atom

History Of Atomic Numbers

The Evolution of the Atomic Number Atoms are now taken for granted, yet they were once regarded as unbelievably for thousands of years. The theory that the cosmos is made up of small indivisible pieces, which they termed atoms, was first proposed by a Greek philosopher named Leucippus and his pupil Demokritos around 2500 years

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Atomic Structure, Chemistry, Class 11, NEET, Quantum mechanical model of atom

How Metallic Character Forms in Transition Elements

The ease with which an element’s atom loses electrons is characterised as the metallic character of the element. According to the current periodic table, as an element moves from left to right throughout a period, the metallic property of the element decreases. This occurs as a result of the fact that as a period progresses

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Atomic Structure, Chemistry, Class 11, NEET, Quantum mechanical model of atom

Writing the Electron Configurations

An atom’s electron configuration is a depiction of the distribution of electrons among the orbital shells and subshells. The electron configuration is commonly used to describe an atom’s orbitals in its ground state, but it may also be used to depict an atom that has ionised into a cation or anion by compensating for electron

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Atomic Structure, Chemistry, Class 11, NEET, Quantum mechanical model of atom

Writing Electron Configurations

The electronic configuration is the distribution of the electrons around the atom. It details the arrangement of the electron around the nucleus of the atom, which is different for every element in the periodic table. The specific notation predicts the chemical reactions and bonds formed between the atoms. The electron shell surrounds the nucleus of

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Atomic Structure, Chemistry, Class 11, NEET, Quantum mechanical model of atom

What is oxygen – O₂

It is a reactive element that may be found in water, most rocks and minerals, as well as a variety of organic molecules. It is a colorless, odorless, and tasteless diatomic gas that makes up 21% of the atmosphere. It is utilized extensively in industry and is required for aerobic respiration and practically all combustion.

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Atomic Structure, Chemistry, Class 11, NEET, Quantum mechanical model of atom

WHAT IS CHEMICAL COMBINATION

The composition of an element’s nucleus and the placement of electrons outside are referred to as its atomic structure. Protons, electrons, and neutrons are the building blocks of matter’s atomic structure. The atom’s nucleus is composed of protons & neutrons, and it is surrounded by electrons. The total number of protons in an element’s nucleus is described

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Atomic Structure, Chemistry, Class 11, NEET, Quantum mechanical model of atom

Van der Waals forces

Van der Waals forces will arise from the fluctuation in the polarizations of 2 particles that are getting ready to one another.In the cluster of forces that comprise the class of ‘weak chemical forces’, Van der Waals forces are the weakest. they’re acknowledged to chop-chop vanish once the gap between the interacting molecules will increase.

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Atomic Structure, Chemistry, Class 11, NEET, Quantum mechanical model of atom