General Knowledge Question and Answers, Chemistry – Part1

• Lindane, also known as gamma hexachlorocyclohexane,gammaxene, Gammallin and erroneously known as benzenehexachloride (BHC).

• Dynamite was invented by Nobel.

• Periodic table was given by Mendeleev.

• Reduction is addition of Hydrogen.

• Oxidation is addition of Oxygen.

• The galvanized iron pipes are coated with Zinc.

• Non-stick kitchenwares are coated with Teflon.

• Gobar gas mainly contains methane.

• The chief constituent of vinegar is Acetic acid.

• The fibre least prone to catch fire is cotton.

• Setting of plaster of paris involves dehydration process.

• The chemical name for the compound having formula NaOH is Sodium Hydroxide.

• Helium gas is filled in balloons because it is lighter than air.

• What happens to the equivalent conductance of an electrolyte on dilution? May increase or decrease depending on the electrolyte

• Cotton fibre is made up of cellulose.

• Protein metabolism is carried out by Vitamin B2.

• The first insecticide produced in India is DDT (Dichlorodiphenyltrichloroethane).

• Piezo-electric effect is exhibited by quartz.

• Isotopes have the same atomic number.

• Lunar caustic is silver nitrate (AgNO3).

• The colourless gas with the smell of rotten fish is PH3 (Phosphine).