Is Polyester Synthetic or ArtificialFibres that are made by human beings are called syntheticfibres. Most synthetic fibres are obtained from coal, petroleum, and natural gas. Rayon, nylon, polyester, acrylic, and spandex are examples of synthetic fibres…

Properties and Uses of Ethanoic AcidEthanoic acid (Acetic acid) CH3COOH : Ethanoic acid is most commonly known as acetic acid. Its dilute solution in water (5-8%) is known as vinegar, which is used for preserving food-sausage, pickles etc. Physical prop…

Properties and Uses of EthanolPhysical Properties of Ethanol : (i)   Pure ethanol is a colourless liquid. (ii)  It has a specific smell and burning taste (iii) Its boiling point is 351 K which is higher than corresponding alkanes (iv) It is soluble in w…

What are Synthetic Fibres and give some ExamplesMost clothing materials or fabrics we use in our day-to-day lives are made from thin, thread-like fibres. Fibres can be either natural or artificial. Natural fabrics have been used for clothing since ancien…