Chemistry The antiparticle of an electron is Alpha particles Beta particles Proton Positron Alpha particles Beta particles Proton Positron ANSWER DOWNLOAD EXAMIANS APP
Chemistry Hard steel contains 0.01 to 0.04 per cent carbon 0.1 to 0.4 per cent carbon 2 to 5 per cent carbon 0.5 to 1.5 per cent carbon 0.01 to 0.04 per cent carbon 0.1 to 0.4 per cent carbon 2 to 5 per cent carbon 0.5 to 1.5 per cent carbon ANSWER DOWNLOAD EXAMIANS APP
Chemistry The names of the scientists, Newlands, Mendeleev, and Meyer are associated with the development of metallurgy atomic structure periodic table of contents discovery of elements metallurgy atomic structure periodic table of contents discovery of elements ANSWER DOWNLOAD EXAMIANS APP
Chemistry An electric iron has a heating element made of : Tungsten Copper Zinc Nichrome Tungsten Copper Zinc Nichrome ANSWER DOWNLOAD EXAMIANS APP
Chemistry Denatured spirit is ethanol mixed with Kerosene Petrol Pyridine Water Kerosene Petrol Pyridine Water ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is usually not an air-pollutant? Carbon dioxide Sulphur dioxide Hydrocarbons Nitrous oxide Carbon dioxide Sulphur dioxide Hydrocarbons Nitrous oxide ANSWER DOWNLOAD EXAMIANS APP
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