JoVE Logo

Zaloguj się

Chapter 10

Electrochemical Analyses and Redox Titration

Elektrochemia: Przegląd
Elektrochemia: Przegląd
Electrochemistry is the branch of chemistry that studies the relationship between electrical quantities and chemical reactions, particularly oxidation and ...
Elektrody Przegląd
Elektrody Przegląd
 Electrochemical measurements are conducted in an electrochemical cell composed of various components that control and measure the current and ...
Metody elektrochemiczne międzyfazowe
Metody elektrochemiczne międzyfazowe
Interfacial electrochemical methods focus on the phenomena occurring at the boundary between an electrode and a solution, as opposed to bulk methods that ...
Potencjometria: Przegląd
Potencjometria: Przegląd
Potentiometry is an analytical technique that measures the potential difference between two electrodes in an electrochemical cell without drawing any ...
Potencjometria Typy elektrod
Potencjometria Typy elektrod
Reference electrodes serve as a stable reference point for potentiometric measurements, while indicator and working electrodes react to variations in the ...
Potencjometria: Elektrody membranowe
Potencjometria: Elektrody membranowe
Membrane electrodes, also known as p-ion electrodes, use membranes that selectively interact with free analyte ions, generating a potential difference ...
Miareczkowanie redoks: Przegląd
Miareczkowanie redoks: Przegląd
Redox titration is a chemical analysis technique used to determine the concentration of an unknown substance by measuring the electron transfer in a redox ...
Miareczkowanie redoks: jodometria i jodymetria
Miareczkowanie redoks: jodometria i jodymetria
Iodometry and iodimetry are analytical methods used to determine the concentration of oxidizing or reducing agents using iodine. In iodometric titrations, ...
Miareczkowanie redoks: Inne środki utleniające i redukujące
Miareczkowanie redoks: Inne środki utleniające i redukujące
Besides iodine, other oxidizing or reducing agents can serve as titrants in redox titrations. Common oxidizing titrants include KMnO4, cerium(IV), and ...
Miareczkowanie potencjometryczne: Przegląd
Miareczkowanie potencjometryczne: Przegląd
Potentiometric titration is a quantitative analytical technique that determines the concentration of an analyte by measuring the potential difference ...
Przewidywanie punktu końcowego: Wykres Gran
Przewidywanie punktu końcowego: Wykres Gran
A Gran plot is used to predict the equivalence volume or endpoint of a potentiometric or acid-base titration without reaching the endpoint. Typically, ...
Analiza elektrograwimetryczna: Przegląd
Analiza elektrograwimetryczna: Przegląd
Electrogravimetric analysis measures the weight of an analyte deposited electrolytically onto a suitable working electrode. This method involves applying ...
Przegląd kulometrii
Przegląd kulometrii
Coulometry is one of the rapid, most accurate, and precise analytical techniques that determine the quantity of an analyte by measuring the electrical ...
Kulometria kontrolowanego potencjału: Metoda elektrolityczna
Kulometria kontrolowanego potencjału: Metoda elektrolityczna
Controlled-potential coulometry, also known as potentiostatic coulometry, employs a three-electrode system in which the working electrode's potential ...
Kulometria z kontrolowanym prądem: Przegląd
Kulometria z kontrolowanym prądem: Przegląd
Controlled current coulometry, also known as amperostatic coulometry, is a technique used in electrochemical analysis to measure the quantity of a ...
Kontrolowana kulometria prądowa Miareczkowanie kulometryczne
Kontrolowana kulometria prądowa Miareczkowanie kulometryczne
Coulometric titrations are a form of titrimetric analysis where the reagent is generated electrically, and its amount is evaluated based on current and ...
Woltamperometria: Przegląd
Woltamperometria: Przegląd
Voltammetry is an electroanalytical technique in which the current flowing through an electrochemical cell is measured as a function of applied potential, ...
Woltamperometria: czynniki wpływające na pomiary
Woltamperometria: czynniki wpływające na pomiary
A current produced due to the redox reactions of the analyte at the working and auxiliary electrodes is called a faradaic current. The reaction can be ...
Woltamogramy: Przegląd
Woltamogramy: Przegląd
Voltammograms are current plots as a function of applied potential, offering insights into electrochemical systems. The shape of a voltammogram depends on ...
Techniki woltamperometrii: skanowanie liniowe (E w funkcji czasu)
Techniki woltamperometrii: skanowanie liniowe (E w funkcji czasu)
Polarography is a classical voltammetric technique used to analyze electrochemical reactions. This method applies a linear potential sweep to a dropping ...
Techniki woltamperometrii: Woltamperometria impulsowa
Techniki woltamperometrii: Woltamperometria impulsowa
Differential-pulse voltammetry (DPV) is a type of voltammetry that involves applying a series of voltage pulses to an electrochemical cell while measuring ...
Techniki woltamperometrii: woltamperometria cykliczna
Techniki woltamperometrii: woltamperometria cykliczna
Cyclic voltammetry (CV) is an electrochemical technique used to investigate the redox properties of a chemical species. It involves measuring the current ...
Woltamperometria: metody strippingu
Woltamperometria: metody strippingu
Anodic Stripping Voltammetry (ASV), Cathodic Stripping Voltammetry (CSV), and Adsorptive Stripping Voltammetry (AdSV) are electrochemical techniques used ...
Amperometria: Przegląd
Amperometria: Przegląd
Amperometry is a technique commonly used to measure the concentration of specific analytes in a solution by monitoring the electric current generated ...
JoVE Logo

Prywatność

Warunki Korzystania

Zasady

Badania

Edukacja

O JoVE

Copyright © 2025 MyJoVE Corporation. Wszelkie prawa zastrzeżone