Chemistry Which of the following is used as non-stick coating for cooking utensils? Polystyrene Perspex Styrofoam Teflon Polystyrene Perspex Styrofoam Teflon ANSWER DOWNLOAD EXAMIANS APP
Chemistry Cement is formed by strongly heating a mixture of Limestone and clay Limestone and graphite Chalk and graphite Clay and graphite Limestone and clay Limestone and graphite Chalk and graphite Clay and graphite ANSWER DOWNLOAD EXAMIANS APP
Chemistry The natural source of hydro-carbon is Coal Biomass Carbohydrates Crude oil Coal Biomass Carbohydrates Crude oil ANSWER DOWNLOAD EXAMIANS APP
Chemistry Rutherford’s scattering experiment proved the presence of Neutrons in atoms Electrons in atoms Atoms in all matter Nucleus in atoms Neutrons in atoms Electrons in atoms Atoms in all matter Nucleus in atoms ANSWER DOWNLOAD EXAMIANS APP
Chemistry Number of neutrons in an atom of hydrogen is Two One Three Zero Two One Three Zero ANSWER DOWNLOAD EXAMIANS APP
Chemistry The source of energy that causes the least global warming is Petroleum Natural Gas Coal Geothermal energy Petroleum Natural Gas Coal Geothermal energy ANSWER DOWNLOAD EXAMIANS APP
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