General Science From which mineral is radium obtained? Limestone Pitchblende Rutile Haematite Limestone Pitchblende Rutile Haematite ANSWER DOWNLOAD EXAMIANS APP
General Science What is laughing gas? Nitrous Oxide Sulphur dioxide Hydrogen peroxide Carbon monoxide Nitrous Oxide Sulphur dioxide Hydrogen peroxide Carbon monoxide ANSWER DOWNLOAD EXAMIANS APP
General Science Actinides are the elements with atomic numbers from 89 to 103 101 to 115 97 to 104 36 from 43 89 to 103 101 to 115 97 to 104 36 from 43 ANSWER DOWNLOAD EXAMIANS APP
General Science The two elements that are frequently used for making transistors are Boron and Aluminium Silicon and Germanium Niobium and Columbium Iridium and Tungsten Boron and Aluminium Silicon and Germanium Niobium and Columbium Iridium and Tungsten ANSWER DOWNLOAD EXAMIANS APP
General Science The filament of an electric bulb is made of Iron Tungsten Nichrome Graphite Iron Tungsten Nichrome Graphite ANSWER DOWNLOAD EXAMIANS APP
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