Chemistry Gunpowder consits of a mixture of TNT and charcoal Sand and TNT Nitre, sulphur and charcoal Sulphur, sand and charcoal TNT and charcoal Sand and TNT Nitre, sulphur and charcoal Sulphur, sand and charcoal ANSWER DOWNLOAD EXAMIANS APP
Chemistry Sea weeds are important source of Chlorine Bromine Iodine Iron Chlorine Bromine Iodine Iron ANSWER DOWNLOAD EXAMIANS APP
Chemistry All isotopes of the same element have ________ The same atomic number and the atomic mass The same atomic number but different atomic masses Different atomic numbers and the same atomic mass Different atomic numbers and different atomic mass The same atomic number and the atomic mass The same atomic number but different atomic masses Different atomic numbers and the same atomic mass Different atomic numbers and different atomic mass ANSWER DOWNLOAD EXAMIANS APP
Chemistry Iron is prevented from rusting by coating with zinc. This process is called as Sublimation Reduction Corrosion Galvanisation Sublimation Reduction Corrosion Galvanisation ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following produces highest amount of energy upon oxidation? An alkane Glucose Protein Fat An alkane Glucose Protein Fat ANSWER DOWNLOAD EXAMIANS APP
Chemistry The percentage of nitrogen present in ammonium sulphate is : 0.27 0.25 0.305 0.18 0.27 0.25 0.305 0.18 ANSWER DOWNLOAD EXAMIANS APP