Chemistry Which of the following elements is not present in stainless steel? Chromium Tungsten Iron Nickel Chromium Tungsten Iron Nickel ANSWER DOWNLOAD EXAMIANS APP
Chemistry Conduction band electrons have more mobility than holes because they Have negative charge Need less energy to move them Are lighter Experience collision less frequently Have negative charge Need less energy to move them Are lighter Experience collision less frequently ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is used in welding broken pieces of iron rails and machine parts? Aluminium sulphate None of these Aluminium powder Solder Aluminium sulphate None of these Aluminium powder Solder ANSWER DOWNLOAD EXAMIANS APP
Chemistry The material which can be deformed permanently by heat and pressure is called a chemical compound thermoplastic thermoset polymer chemical compound thermoplastic thermoset polymer ANSWER DOWNLOAD EXAMIANS APP
Chemistry Bleaching powder is prepared by passing : Carbon dioxide over slaked lime Oxygen over slaked lime Chlorine over slaked lime Chlorine over quick lirne Carbon dioxide over slaked lime Oxygen over slaked lime Chlorine over slaked lime Chlorine over quick lirne ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following elements is least likely to be found in commercial fertilisers? Silicon Potassium Phosphorous Nitrogen Silicon Potassium Phosphorous Nitrogen ANSWER DOWNLOAD EXAMIANS APP
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