Chemistry The nuclear particles which are assumed to hold the nucleons together are electrons mesons neutrons positrons electrons mesons neutrons positrons ANSWER DOWNLOAD EXAMIANS APP
Chemistry The green colour seen in firework displays is due to the chloride salt of : Barium Strontium Calcium Sodium Barium Strontium Calcium Sodium ANSWER DOWNLOAD EXAMIANS APP
Chemistry The 'solid waste' is also known as Sludge Toxic waste Scrubber Sedge Sludge Toxic waste Scrubber Sedge ANSWER DOWNLOAD EXAMIANS APP
Chemistry Catalyst is a substance which Has no action on the rate of the reaction None of these Increases the rate of the reaction Decreases the rate of reaction Has no action on the rate of the reaction None of these Increases the rate of the reaction Decreases the rate of reaction ANSWER DOWNLOAD EXAMIANS APP
Chemistry Permanent – hardness of water may be removed by addition of Alum Potassium Permangante Sodium carbonate Lime Alum Potassium Permangante Sodium carbonate Lime ANSWER DOWNLOAD EXAMIANS APP
Chemistry Particulates (< 1 µm size) remaining suspended in air indefinitely and transported by wind currents are called Smoke Aerosols Mists Fumes Smoke Aerosols Mists Fumes ANSWER DOWNLOAD EXAMIANS APP
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