Chemistry 'Plaster of Paris' is made by partial dehydration of Green vitriol Epsom salt Gypsum salt Blue vitriol Green vitriol Epsom salt Gypsum salt Blue vitriol ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following caused radioactive pollution along the coast of Kerala ? Plutonium Thorium Zinc Radium Plutonium Thorium Zinc Radium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which metal is extracted from sea water? Potassium Aluminium Magnesium Beryllium Potassium Aluminium Magnesium Beryllium ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most abundant element in the human body is Iron Carbon Oxygen Nitrogen Iron Carbon Oxygen Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which among the following is found in chlorophyll ? A l3+ Fe2+ Mg2+ Ca2+ A l3+ Fe2+ Mg2+ Ca2+ ANSWER DOWNLOAD EXAMIANS APP
Chemistry The BOD values of water indicate the Amount of ozone used for biochemical oxidation Amount of oxygen used for biochemical oxidation Amount of organic debris Amount of oxygen used for biochemical reduction Amount of ozone used for biochemical oxidation Amount of oxygen used for biochemical oxidation Amount of organic debris Amount of oxygen used for biochemical reduction ANSWER DOWNLOAD EXAMIANS APP
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