Geschrieben von Student*innen, die bestanden haben Sofort verfügbar nach Zahlung Online lesen oder als PDF Falsches Dokument? Kostenlos tauschen 4,6 TrustPilot
logo-home
Zusammenfassung

Summary Unit 13 Assignment B

Bewertung
-
Verkauft
-
seiten
2
Hochgeladen auf
09-08-2023
geschrieben in
2023/2024

Qualification Distinction Pearson BTEC Level 3 National Diploma in Applied Science Pearson BTEC Level 3 National Extended Diploma in Applied Science

Hochschule
Kurs

Inhaltsvorschau

Being oxidised is the process of oxidation. The removal of oxygen is the process of reduction.
When an atom, molecule, or ion loses one or more electrons during a chemical reaction,
oxidation takes place. In a type of chemical reaction known as a reduction-oxidation or redox
reaction, reduction and oxidation take place at the same time.

A chemical that oxidises is referred to as an "oxidising agent." An oxidising agent constantly
reduces because it receives electrons from the species it oxidises. Tracking the transport of
electrons is done using a number called the oxidation number. Ionic and molecular
substances are both assigned oxidation numbers. The half-reaction that causes the loss of
electrons is the oxidation reaction. Redox reactions are oxidation-reduction processes that
also involve electron transport. As electrons are transferred, the oxidation number of various
substances changes. When a molecule undergoes reduction, it appears as though it is
gaining electrons. It's connected to a drop in oxidation number. A reduction reaction is a
half-reaction in which electrons are gained. A reducing agent is a species that lessens the
amount of something. Because a reducing agent constantly donates electrons to the species
it reduces, it is always oxidised.

Redox (oxidation-reduction) reactions are common in our surroundings. The burning of fossil
fuels and the oxidising properties of sodium hypochlorite, the main component in home
bleach, are just a few of these processes or reactions. We have all probably come across at
least one redox reaction or characteristic at some point in our lives. Rust on iron, tarnish on
cutlery and greening on copper or brass surfaces or materials are all signs of corrosion that
we can see all around us. These constant changes that we witness without even recognising
it You can observe redox reactions at work by looking at their chemical makeup or origin. By
oxidation or reduction reactions, many of the metallic and non-metallic elements used in
modern life are extracted from their ores. These are only a few examples of the effects of
oxidation-reduction reactions. These are electron-transfer processes in their purest form.
Over the years, oxidation-reduction analysis has been employed as an alternative technique
for assessing materials with a variety of oxidation states.

The elements with a higher oxidation number for example, such as hydrogen and sulphur,
are oxidised. Because the amount of chlorine and oxygen has been decreased, their
oxidation values are lower than before. In HCl, the sum of the H and Cl oxidation values (+1
and -1) is zero, which is important to know. Combining the changes on S (+4) and the two
atoms of O [2x (-2) yields zero. Because the HCl and SO2 molecules are both neutral, the
charges must balance out.

Titration is a typical analytical method used in the food industry. It enables food producers
to calculate the amount of reactant in a sample. It can be used to identify a product's salt or
sugar content as well as how much vitamin C or E is present, all of which have an impact on
the product's colour.

Kits for oxygen demand.

A wastewater metric called chemical oxygen demand counts how much of a particular
oxidant is present after it reacts under controlled circumstances with organic material. A

Schule, Studium & Fach

Studien-Niveau
Herausgeber
Fach
Kurs

Dokument Information

Hochgeladen auf
9. august 2023
Anzahl der Seiten
2
geschrieben in
2023/2024
Typ
ZUSAMMENFASSUNG

Themen

11,23 €
Vollständigen Zugriff auf das Dokument erhalten:

Falsches Dokument? Kostenlos tauschen Innerhalb von 14 Tagen nach dem Kauf und vor dem Herunterladen kannst du ein anderes Dokument wählen. Du kannst den Betrag einfach neu ausgeben.
Geschrieben von Student*innen, die bestanden haben
Sofort verfügbar nach Zahlung
Online lesen oder als PDF

Lerne den Verkäufer kennen
Seller avatar
sukhk

Lerne den Verkäufer kennen

Seller avatar
sukhk Abacus College, Oxford
Folgen Sie müssen sich einloggen, um Studenten oder Kursen zu folgen.
Verkauft
-
Mitglied seit
4 Jahren
Anzahl der Follower
0
Dokumente
12
Zuletzt verkauft
-

0,0

0 rezensionen

5
0
4
0
3
0
2
0
1
0

Kürzlich von dir angesehen.

Warum sich Studierende für Stuvia entscheiden

on Mitstudent*innen erstellt, durch Bewertungen verifiziert

Geschrieben von Student*innen, die bestanden haben und bewertet von anderen, die diese Studiendokumente verwendet haben.

Nicht zufrieden? Wähle ein anderes Dokument

Kein Problem! Du kannst direkt ein anderes Dokument wählen, das besser zu dem passt, was du suchst.

Bezahle wie du möchtest, fange sofort an zu lernen

Kein Abonnement, keine Verpflichtungen. Bezahle wie gewohnt per Kreditkarte oder Sofort und lade dein PDF-Dokument sofort herunter.

Student with book image

“Gekauft, heruntergeladen und bestanden. So einfach kann es sein.”

Alisha Student

Häufig gestellte Fragen