The Existence of ChemicalsSoaps, detergents, food additives and medicines play an important role in our life.These chemicals have helped us to improve the quality of life. However, these chemicals can cause side effects on life and the environment if th…

Order in Homologous SeriesPhotograph shows the first members of various homologous series. Alkanes, alkenes, alcohols, carboxylic acids and esters belong to different homologous series. The organisation of organic compounds into the various different ho…

What are the different types of medicine? Medicine: A medicine is used to prevent or cure a disease or to relieve pain.Medicines can be classified into traditional medicines and modern medicines.What is a traditional medicine?Traditional medicineTraditio…

What is an isomerism? What is an isomer and example?Isomerism Isomerism is a phenomenon whereby two or more molecules are found to have the same molecular formula.These molecules have the same numbers and types of atoms. They only differ in the arrangem…

How esters are formed? What is an ester in chemistry?Esters Esters are non-hydrocarbon organic compounds containing carbon, hydrogen and oxygen.The smallest member of the ester family is shown in Photograph. In fact, an ester is the product of an esterif…

Rusting (Corrosion) as a Redox Reaction What is corrosion of a metal?Corrosion of metal: When metals are exposed to their environment, they undergo corrosion. For example, after some time, a shiny aluminium pot will lose its shine, silverware will tarni…

How are carboxylic acids formed? What is the general formula of a carboxylic acid?Carboxylic Acids Carboxylic acids is another family of non-hydrocarbons, containing the elements carbon, hydrogen and oxygen.The general formula of the carboxylic acid fam…

The Reactivity Series of Metals Towards Oxygen The reactivity of metals differs from one metal to another. In fact, the form in which a metal occurs in nature depends on its reactivity.Gold has very low reactivity and therefore can be found in its metall…

How can energy be changed in a chemical reaction? Energy Changes in Chemical Reactions: All chemical substances contain energy in the form of chemical energy.During chemical reactions, the chemical energy in the reactants can be changed into other forms,…

What is alcohol in chemistry? What is the functional group in an alcohol?Alcohols Alcohols are non-hydrocarbons.It is a homologous series of organic compounds containing not only the elements carbon and hydrogen, but also oxygen.Alcohols contain the hyd…