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Physical Chemistry
Acid-Base catalysis (definition – Examples – Mechanism)
– In this topic, we will discuss Acid-Base catalysis: definition, Examples and Mechanism. Acid-Base catalysis – A number of homogeneous…
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Organic Chemistry
NMR spectrometer
What happens in an NMR spectrometer? – Before discussing the design of spectrometers, let’s review what happens in an NMR…
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Physical Chemistry
Magnetic Shielding by Electrons
– In this topic, we will discuss the Magnetic Shielding by Electrons Magnetic Shielding by Electrons – Up to now,…
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Physical Chemistry
Theories of catalysis
Theories of Catalysis – There are two main theories of catalysis: (1) Intermediate Compound Formation theory. (2) The Adsorption theory.…
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Physical Chemistry
Autocatalysis, Catalytic poisoning and Negative Catalysis
– In this topic, we will discuss Autocatalysis, Catalytic poisoning and Negative Catalysis. Catalytic poisoning – Very often a heterogeneous…
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Physical Chemistry
NMR – Theory of Magnetic Nuclear Resonance
Introduction to NMR – Nuclear magnetic resonance spectroscopy (NMR) is the most powerful tool available for organic structure determination. –…
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Physical Chemistry
Characteristics of Catalytic Reactions
– In this topic, we will discuss general Characteristics of Catalytic Reactions and Promoters. General Characteristics of Catalytic Reactions –…
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Organic Chemistry
Fragmentation Patterns in Mass Spectrometry
– In this topic, we will discuss the Fragmentation Patterns in Mass Spectrometry. Fragmentation Patterns in Mass Spectrometry – In…
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Physical Chemistry
Catalysis: Types of Catalysis
– In this topic, we will discuss the Catalysis and The types of catalysis : Homogeneous catalysis – Heterogenous catalysis.…
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Physical Chemistry
Collision theory of Reaction rates
Collision theory of Reaction rates – According to collision theory, a chemical reaction takes place only by collisions between the…
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Organic Chemistry
Determination of the Molecular Formula by Mass Spectrometry
Determination of the Molecular Formula by Mass Spectrometry – we can Determine the Molecular Formula by Mass Spectrometry and we…
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Organic Chemistry
Mass Spectrometry : Introduction
Mass spectrometry (MS) provides the molecular weight and valuable information about the molecular formula, using a very small sample. Introduction…
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Physical Chemistry
How to determine the order of reaction?
Determination of the order of reaction – There are at least four different methods to determine the order of reaction…
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Organic Chemistry
Characteristic Absorptions of Carbonyl Compounds
– In this subject, we will talk about Characteristic Absorptions of Carbonyl Compounds such as Ketones, Aldehydes, Amines, and Acids.…
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Organic Chemistry
Characteristic Absorptions of Alcohols and Amines
– In this topic, we will discuss the Characteristic Absorptions of Alcohols and Amines by examples. Characteristic Absorptions of Alcohols…
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Physical Chemistry
Second order reaction
Second order reaction – Let us take a second order reaction of the type 2A ⎯⎯→ products – Suppose the…
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Organic Chemistry
Hydrocarbons: Infrared Spectroscopy of Hydrocarbons
Infrared Spectroscopy of Hydrocarbons – Hydrocarbons contain only carbon–carbon bonds and carbon–hydrogen bonds. – An infrared spectrum does not provide…
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Physical Chemistry
First Order Reaction -Examples and Solved problems
First order reaction – Let us consider a first order reaction: A → products – Suppose that at the beginning…
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Organic Chemistry
IR Spectrum – Measurement of the IR Spectrum
– In this subject, we talk about how to Measure the IR Spectrum. Measurement of the IR Spectrum – Infrared…
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Physical Chemistry
Molecular Vibrations : IR spectrum
– In this subject we talk about Molecular Vibrations as introduction to understand IR spectrum Molecular Vibrations – Before discussing…
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