Chemistry Solder metal is an alloy of Copper and zinc Lead and tin Lead and antimony Copper and tin Copper and zinc Lead and tin Lead and antimony Copper and tin ANSWER DOWNLOAD EXAMIANS APP
Chemistry KMnO4 can be used as a/an Insecticide Pesticide Fertiliser Disinfectant Insecticide Pesticide Fertiliser Disinfectant ANSWER DOWNLOAD EXAMIANS APP
Chemistry The liquid waste from kitchens and baths, of residences is known as : Sullage Refuse Storm water Domestic sewage Sullage Refuse Storm water Domestic sewage ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which variety of coal contains recognisable traces of the original plant material ? Anthracite Bitumen Peat Lignite Anthracite Bitumen Peat Lignite ANSWER DOWNLOAD EXAMIANS APP
Chemistry Threshold limit value of copper in the atmospheric air is 1.0 mg/m3 0.01 mg/m3 0.001 mg/m3 5.0 mg/m3 1.0 mg/m3 0.01 mg/m3 0.001 mg/m3 5.0 mg/m3 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The natural resource, known as black gold is Lead Coal Tin Platinum Lead Coal Tin Platinum ANSWER DOWNLOAD EXAMIANS APP