Chemistry Which of the following is used for refrigeration? Freon Sulphur dioxide Phosphine Chlorine Freon Sulphur dioxide Phosphine Chlorine ANSWER DOWNLOAD EXAMIANS APP
Chemistry The highest volume of gases in lower atmosphere is comprised of Hydrogen Nitrogen Oxygen Carbon dioxide Hydrogen Nitrogen Oxygen Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Ozone layer of atmosphere absorbs: Ultraviolet rays Infra-red rays Cosmic rays. All radiations of Light Ultraviolet rays Infra-red rays Cosmic rays. All radiations of Light ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is used as preservative for foodstuff ? Glycerine Picric acid Sodium Benzoate Sodium Chloride Glycerine Picric acid Sodium Benzoate Sodium Chloride ANSWER DOWNLOAD EXAMIANS APP
Chemistry By-product obtained by soap industry is Naphthalene Caustic potash Glycerol Caustic soda Naphthalene Caustic potash Glycerol Caustic soda ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chemical name of 'Plaster of Paris' commonly used for setting broken bones is Calcium chloride Calcium carbonate Calcium nitrate Calcium sulphate Calcium chloride Calcium carbonate Calcium nitrate Calcium sulphate ANSWER DOWNLOAD EXAMIANS APP