Reversible Reaction
Reversible Reaction - Related Videos
01:26
Reversible or Opposing Reactions
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2026
Reversible or opposing reactions play a crucial role in understanding the dynamic nature of chemical processes. While kinetics focuses on how reactions proceed, thermodynamics emphasizes that most reactions do not reach completion. Instead, a reverse reaction starts occurring over time, and when its rate equals that of the forward reaction, a dynamic equilibrium is established.For example, consider a simple chemical process where A forms B reversibly. The rate constants for the forward and...
01:08
Types of Chemical Reactions: Exchange and Reversible
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2023
An exchange reaction is a chemical reaction in which both synthesis and decomposition occur, chemical bonds are both formed and broken, and chemical energy is absorbed, stored, and released. A special kind of exchange reaction is the oxidation-reduction reaction, or the redox reaction. These reactions involve the transfer of electrons from one compound to another. The electrons in these reactions commonly come from hydrogen atoms, which consist of an electron and a proton. A molecule gives up a...
02:27
Measuring Hepatitis C Viral Load Using Quantitative Reverse Transcription Polymerase Chain Reaction
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2026
Source: Ren, S., et al. A Protocol for Analyzing Hepatitis C Virus Replication. J. Vis. Exp. (2014).This video demonstrates the procedure for quantifying Hepatitis C viral RNA using quantitative reverse transcription PCR to measure viral load in infected cell cultures.
14:43
Microfluidic On-chip Capture-cycloaddition Reaction to Reversibly Immobilize Small Molecules or Multi-component Structures for Biosensor Applications
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2013
We present a method for rapid, reversible immobilization of small molecules and functionalized nanoparticle assemblies for Surface Plasmon Resonance (SPR) studies, using sequential on-chip bioorthogonal cycloaddition chemistry and antibody-antigen capture.
04:52
Increasing cDNA Yields from Single-cell Quantities of mRNA in Standard Laboratory Reverse Transcriptase Reactions using Acoustic Microstreaming
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Cited by 11 •
2011
We describe a novel method for increasing cDNA yield from single-cell quantities of mRNA in otherwise standard laboratory reverse transcription reactions. The novelty resides in the use of a micromixer, which utilizes the phenomenon of acoustic microstreaming, to mix fluids at microliter scales more effectively than shaking, vortexing or trituration.
FAQs
At equilibrium, the forward and reverse reaction rates are equal, so the concentrations of reactants and products remain constant. This apparent stability does not mean molecular activity has stopped. Both directions continue simultaneously, but neither produces a net concentration change. The distinction helps explain why equilibrium systems can still respond to disturbances.
The rates do not remain fixed throughout the process. As reactants are converted into products, the forward rate changes, while the reverse rate also develops as products become available for conversion back. Equilibrium is reached when these rates become equal. Monitoring this relationship explains constant concentrations without implying that the reaction has ended.
Le Chatelier’s principle provides a way to interpret how an equilibrium system responds when conditions change. Concentration, temperature, or pressure disturbances can alter the equilibrium position, causing the system to adjust in response. Applying the principle helps predict whether the balance will move toward relatively greater reactant or product participation after the change.
These variables can change the position of equilibrium and therefore influence the relative amounts of reactants and products present at equilibrium. Their effects are not identical: concentration changes alter the chemical composition, pressure changes are relevant to appropriate systems, and temperature changes can shift the balance. Considering the variable involved is essential when predicting outcomes.
Equilibrium reasoning applies to acid-base systems and solubility processes because both depend on competing forward and reverse changes. Instead of treating conversion as permanently one-way, chemists consider how the system distributes between chemical forms or dissolved and undissolved material. This framework supports interpretation of composition changes and equilibrium positions in these areas.
Industrial chemistry uses equilibrium concepts to understand and optimize processes in which reactants and products can interconvert. Ammonia production is a prominent example identified with reversible chemistry. Examining how conditions affect equilibrium helps researchers and engineers reason about reaction outcomes and chemical yield, rather than assuming that complete conversion into products is automatic.