Physical Chemistry

Nuclear Equations: Balancing, Rules, Practice

Nuclear Equations: Balancing, Rules, Practice

– In this subject, we will discuss the Nuclear Equations: Balancing, Rules, Practice Nuclear Equations – Similar to a chemical reaction, nuclear reactions can be represented by equations. – These equations involving the nuclei of the reactants and products are called nuclear equations. – The nuclear reactions occur by redistribution …

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Radioactive Dating: Definition, Formula, Examples

radioactive-dating

– In this subject, we will discuss the Radioactive Dating: Definition, Formula, Examples Radioactivity – Several elements such as uranium and radium are unstable. – Their atomic nucleus breaks off its own accord to form a smaller atomic nucleus of another element. – The protons and neutrons in the unstable …

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Radioactive decay: Definition, Types, Examples

– In this subject, we will discuss the Radioactive decay: Definition, Types, Examples Types of Radioactive Decay – According to the theory put forward by Rutherford and Soddy (1903), radioactivity is a nuclear property. – The nucleus of a radioactive atom is unstable. – It undergoes decay or disintegration by …

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Radioactivity: Detection and Measurement

– In this subject, we will discuss the Detection and measurement of Radioactivity. Detection and measurement of Radioactivity – Radioactivity can be detected and measured by several methods. – The important ones used in modern practice are listed below. (1) Cloud Chamber  (2) Ionization Chamber (3) Geiger-Muller Counter (4) Scintillation …

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Types of Radiations and its properties

  Nuclear reaction   ** A nuclear reaction is different from a chemical reaction. ** In a chemical reaction, atoms of the reactants combine by a rearrangement of extranuclear electrons but the nuclei of the atoms remain unchanged. ** In a nuclear reaction, on the other hand, it is the …

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MCQ on: Isotopes, Isobars, and Isotones

MCQ on: Isotopes, Isobars, and Isotones – In this subject, you will find 25 questions and answers MCQ on Isotopes, Isobars, and Isotones.  1. The atoms of an element that have the same number of protons and different numbers of neutrons are called_______ (a) isotopes (b) isobars (c) isotones (d) …

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Isotopic effects: Definition, Applications

– In this subject, we will discuss the Isotopic effects: definition, Applications Definition of isotopes Isotopes may be defined as : (1) The atoms of an element that have the same number of protons and different numbers of neutrons are called Isotopes. (2) The atoms of an element that have the …

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Examples of isotopes

– In this subject, we will discuss 7 Examples of isotopes Definition of isotopes Isotopes may be defined as : (1) The atoms of an element that have the same number of protons and different number of neutrons are called Isotopes. (2) The atoms of an element that have the same …

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Separation of Isotopes

– In this subject, we will discuss the Separation of Isotopes by seven methods Separation of Isotopes – Since isotopes have exactly similar chemical properties, their separation by chemical means is out of the question. – Their difference in those physical properties which depend on the mass of the atom …

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Identification of Isotopes

– In this subject, we will discuss the Identification of Isotopes by Aston’s Mass Spectrograph and Dempster’s Mass Spectrograph Identification of Isotopes – The positive rays produced in a discharge tube consist of nuclei of atoms. – The deflection of positive rays in an electric and magnetic field is proportional …

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Isotopes: Definition, representation, Examples

– In this subject, we will discuss the Isotopes: Definition, representation, Examples What are Isotopes? – Contrary to Dalton’s Atomic theory, all atoms of a given element are not necessarily identical. – Most elements are composed of two or more types of atoms mixed in a fixed proportion. – The …

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