Skip to main content

Some Definations

Substituent Atom (Group)

An atom (group) that replaces one or more hydrogen atoms attached to a parent structure or characteristic group except for hydrogen atoms attached to a chalcogen atom.
Ref: 
  1. IUPAC. Compendium of Chemical Terminology, 2nd ed. (the "Gold Book"). Compiled by A. D. McNaught and A. Wilkinson. Blackwell Scientific Publications, Oxford (1997). XML on-line corrected version: http://goldbook.iupac.org (2006-) created by M. Nic, J. Jirat, B. Kosata; updates compiled by A. Jenkins. ISBN 0-9678550-9-8. doi:10.1351/goldbook.
  2. doi:10.1351/goldbook.S06076 
  3.  PDF Document


    Rearrangement

    A reaction which preserves the number of rings and number of skeletal atoms and in which the molecule rearranges so that one or more atoms or groups of atoms move from one atom to another.

    Comments

    Popular posts from this blog

    An Introduction to Spectroscopy Techniques and Their Applications in Analysis

     Spectroscopy is the study of the interaction between matter and electromagnetic radiation. It is a technique used to analyze the composition and structure of matter by examining how light or other electromagnetic radiation is absorbed, emitted, or scattered by that matter. A spectrometer is an instrument used to measure spectra. It can split light into its constituent wavelengths and measure the intensity at each wavelength.  A spectrophotometer is a specific type of spectrometer that measures the intensity of light as a function of wavelength. It can be used to measure the absorption, transmission, or reflection of light. A spectroscope is a simple spectrometer used to observe spectral lines and bands. It usually consists of a prism or diffraction grating to disperse light and view a spectrum. A spectrograph is a spectroscope that can record the spectrum onto a photographic plate or detector. It produces a spectral graph or spectrogram. Spectra refers to the characteristic pattern

    Exploring the Wonders of Chemistry in Space

    Introduction: Chemistry is the fundamental science that bridges the gap between the basic building blocks of matter and the vast complexities of the universe. When we look beyond our planet and into the intriguing realm of space, we discover a whole new dimension where chemistry plays a crucial role in shaping and understanding the cosmos. From the composition of stars and planets to the formation of complex molecules in interstellar space, the study of chemistry in space unveils a myriad of fascinating phenomena that continue to capture the curiosity of scientists and space enthusiasts alike. Chemistry of the Cosmos: One of the most captivating aspects of chemistry in space is the composition of celestial bodies. Stars, for example, are gigantic fusion reactors where hydrogen atoms fuse together to form helium, releasing tremendous amounts of energy in the process. This nuclear fusion process not only powers the star but also gives rise to heavier elements through nuclear reactions, u