Chemistry In chemical terms, what are alums used for purifying water for drinking purposes ? Nitrates of aluminium Double nitrate Hydrated chlorides Double sulphates Nitrates of aluminium Double nitrate Hydrated chlorides Double sulphates ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following acts as best adsorbent? Activated Coconut Charcoal Carbon black Activated Charcoal Charcoal Activated Coconut Charcoal Carbon black Activated Charcoal Charcoal ANSWER DOWNLOAD EXAMIANS APP
Chemistry The material used in solar cells contains Tin Silicon Caesium Thallium Tin Silicon Caesium Thallium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Sullage water is – Waste water released from toilets Waste water released from hospitals Waste water released from factories Waste water released from kitchen Waste water released from toilets Waste water released from hospitals Waste water released from factories Waste water released from kitchen ANSWER DOWNLOAD EXAMIANS APP
Chemistry The number of water molecules present in a drop of water (volume 0.0018 ml) at room temperature is 1.568 x 103 4.84 x 1017 6.023 x 1023 6.023 x 1019 1.568 x 103 4.84 x 1017 6.023 x 1023 6.023 x 1019 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The nuclear particle having no mass and no charge, but only spin is Meson Neutrino Proton Electron Meson Neutrino Proton Electron ANSWER DOWNLOAD EXAMIANS APP
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