Chemistry Which among the following coal contains 90 per cent of carbon? Lignite Anthracite Bitumen Peat Lignite Anthracite Bitumen Peat ANSWER DOWNLOAD EXAMIANS APP
Chemistry The metal that is used as a catalyst in the hydrogenation of oils is Pt Cu Pb Ni Pt Cu Pb Ni ANSWER DOWNLOAD EXAMIANS APP
Chemistry Trinitrotoluene is Used as an explosive Used to fuse two metals Used to melt metals Used as an abrasive Used as an explosive Used to fuse two metals Used to melt metals Used as an abrasive ANSWER DOWNLOAD EXAMIANS APP
Chemistry The metallic constituents of hard water are : Calcium, magnesium and iron Iron, tin and calcium Magnesium, calcium and tin Magnesium, tin and iron Calcium, magnesium and iron Iron, tin and calcium Magnesium, calcium and tin Magnesium, tin and iron ANSWER DOWNLOAD EXAMIANS APP
Chemistry The quality of petrol is expressed in terms of Octane number Cetane number Added unlead compounds Gold number Octane number Cetane number Added unlead compounds Gold number ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following chemical materials is responsible for the depletion of ozone layer in the atmosphere ? Sulphur dioxide Nitrous oxide Chlorofluorocarbon Carbon dioxide Sulphur dioxide Nitrous oxide Chlorofluorocarbon Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP