College Chemistry: Definitions and explanations page 2 PDF Download
Learn college chemistry terms with definitions and explanations, college chemistry terminologies (Page 2) for learning online college courses as:
- What is Dehydration?
Dehydration can be defined as a chemical reaction between two compounds where one of the products ... - What is Delocalized Electrons?
A delocalized electron is defined as an electron in an atom, ion or molecule which is ... - What is Denaturation?
Denaturation is defined as the alteration of a protein shape through some form of external stress ... - What is Desorption ?
The phenomenon in which a substance is released from or through a surface is called desorption. ... - What is Diazotization?
Diazotisation is defined as the first step in the making of an azo dye. this step ... - What is Dipeptide?
An organic compound which is derived from two amino acids is called a dipeptide. the amino ... - What is Dipole?
A dipole consists of two opposite charges attached to a molecule and separated by a certain ... - What is Discharge (D)?
In chemistry, the term discharge is used to indicate the flow of ions specifically in an ... - What is Displayed Formula?
A displayed formula can be defined as a type of structural formula that shows all the ... - What is Disproportionation?
Disproportionation can be defined as an oxidation-reduction reaction in which a compound of intermediate oxidation state ... - What is Dissociation?
Dissociation is defined as the process in which a solid ionic compound separates into its ions. ... - What is Disulphide Bridge?
Disulphide bridge is defined as a functional group with the structure r-s-s-r'. this linkage is also ... - What is Deoxyribonucleic Acid (DNA)?
Dna, or deoxyribonucleic acid, is known as the hereditary material in humans and almost all other ... - What is Dot-And-Cross Diagram?
A dot and cross diagram is extremely important in chemistry as it helps us to get ... - What is Double Covalent Bond?
When two pairs of electrons are shared between bonding atoms rather than just one pair, it ... - What is Dynamic Equilibrium?
Dynamic equilibrium is the phenomenon in which during a chemical reaction, reactants are converted to products ... - What is Electrochemical Cell?
An electrochemical cell is a device. this device is capable of either generating electrical energy from ... - What is Electrode Potential?
Electrode potential can be defined as the difference between the charge on an electrode and the ... - What is Electrode?
An electrode is a metal on which oxidation-reduction equilibrium is established between the metal and what ... - What is Electrolysis?
Electrolysis is the process by which electric current is passed through a substance to cause a ... - What is Electrolyte?
An electrolyte is a chemical compound that is converted into ions. it is capable of transporting ... - What is Electron Affinity?
The amount of energy absorbed in the process in which an electron is added to a ... - What is Electron?
Electrons are defined as smallest of the particles that make up an atom. they carry a ... - What is Electronegativity?
The measure of the tendency of atoms of attract a bonding pair of electrons is called ... - What is Electronic Configuration?
Electronic configuration is defined as the distribution of electrons of an atom or molecule in atomic ... - What is Electropherogram?
When an analysis is done by electrophoresis, the results are plotted in the form of an ... - What is Electrophile?
An electrophile can be defined as a species that is positively charged or electron deficient. this ... - What is Electrophoresis?
Electrophoresis is defined as a technique for separation of ions by rate and direction of migration ... - What is Electrovalent Bond?
An electrovalent bond is defined as a chemical bond formed between ions of opposite charge. this ... - What is Element?
An element can be defined as one of a class of substances that cannot be separated ... - What is Elimination Reaction?
Elimination reaction is a type of organic reaction. in this reaction two substituents are removed from ... - What is Empirical Formula?
The empirical formula of a compound is defined as the formula that expresses the ratio of ... - What is Endothermic?
The chemical reactions that absorb energy in order to proceed are called endothermic reactions. these reactions ... - What are Energy Levels?
Energy level can be considered as a region in an atom where an electron is found. ... - What is Enhanced Global Warming?
Some gases in the atmosphere (the so called greenhouse gases: such as carbon dioxide, water vapour, ... - What is Enthalpy Change of Atomisation?
To understand the concept of enthalpy change of atomisation, we need to remember what enthalpy change ... - What is Enthalpy Change of Hydration?
To understand the concept of enthalpy change of hydration, we need to remember what enthalpy change ... - What is Enthalpy Change of Solution?
To understand the concept of enthalpy change of solution, we need to remember what enthalpy change ... - What is Enthalpy Change?
The heat change that accompanies a chemical reaction when pressure and volume are kept constant is ... - What is Enthalpy Cycle?
The concept of enthalpy cycle can be understood by saying that it is a diagram that ... - What is Enzyme Activity?
Enzyme activity can be defined as a measure of the catalytic ability. this means that the ... - What is Enzyme?
Enzyme can be defined as a macromolecular biological catalyst that speeds up a chemical reaction. the ... - What is Equilibrium Constant?
The equilibrium constant of a chemical reaction is the value of its reaction quotient at chemical ... - What is Equilibrium Expression?
An equilibrium expression is an expression that gives the ratio between the products and reactants. we ... - What is Equilibrium Reaction?
The term equilibrium reaction means a reaction that involves equilibrium. this can be understood by saying ... - What is Esterification?
Esterification is a chemical reaction. this reaction occurs between the acid (usually carboxylic acid) and the ... - What is Eutrophication?
When a water body becomes overly enriched with minerals and nutrients, there is excessive growth of ... - What is Exothermic?
An exothermic reaction is a chemical reaction in which energy is released through light or heat. ... - What is Faraday Constant?
The faraday constant, f, is a physical constant. this constant is equal to the total electric ... - What is Faraday's First Law?
According to faraday's first law, the mass of the substance (m) deposited at any electrode is ... - What is Faraday's Second Law?
According to faraday's second law, when the same quantity of electricity is passed through several electrolytes, ... - What is Feasibility?
Feasibility of a reaction can be understood by considering that it is the possibility of the ... - What is Fehling's Solution?
Fehling's solution is a chemical reagent. it has a lot of purposes. for example it is ... - What is Fragmentation?
The term fragmentation is an important part of mass spectrometry. when molecules are passed through a ... - What is Free Radical?
A free radical is a chemical species which is highly reactive and carries no charge. it ... - What is Free Radical Substitution?
Free radical substitution is an important reaction in organic chemistry. in this reaction there is the ... - What is Fuel Cell?
An electrochemical cell that is capable of converting the chemical energy of a fuel (often hydrogen) ... - What is Functional Group?
Functional groups play an important role in chemistry as it is easy to classify organic compounds ... - What is Gene?
The basic physical and functional unit of heredity is called gene. genes are made up of ... - What is General Formula?
A general formula is a formula that represents the composition of any member of a class ...