Chemistry Among the following the hardest metal is Gold Platinum Tungsten Iron Gold Platinum Tungsten Iron ANSWER DOWNLOAD EXAMIANS APP
Chemistry Ozone layer of atmosphere absorbs: All radiations of Light Cosmic rays. Infra-red rays Ultraviolet rays All radiations of Light Cosmic rays. Infra-red rays Ultraviolet rays ANSWER DOWNLOAD EXAMIANS APP
Chemistry The common name for the compound having formal NaOH is Caustic potash Soda ash Sodium hydroxide Caustic soda Caustic potash Soda ash Sodium hydroxide Caustic soda ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is used as a lubricant in heavy machines? Graphite Bauxite Sulphur Phosphorus Graphite Bauxite Sulphur Phosphorus ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most important ore of aluminium is haematite magnetite bauxite monazite haematite magnetite bauxite monazite ANSWER DOWNLOAD EXAMIANS APP
Chemistry Persons working in cement plants and lime stone quarries are prone to disease like Asthma Cancer Silicosis Pneumoconiosis Asthma Cancer Silicosis Pneumoconiosis ANSWER DOWNLOAD EXAMIANS APP