Chemistry Sodium bicarbonate is commercially known as Soda lime Caustic soda Washing soda Baking soda Soda lime Caustic soda Washing soda Baking soda ANSWER DOWNLOAD EXAMIANS APP
Chemistry Iron and manganese present as pollutants in water cannot be removed by________ Chlorination Lime soda process or manganese zeolite process Ion exchange process Oxidation followed by settling and filtration Chlorination Lime soda process or manganese zeolite process Ion exchange process Oxidation followed by settling and filtration ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following gases is mixed with oxygen for breathing by divers in aqua lungs? Methane Hydrogen Helium Nitrogen Methane Hydrogen Helium Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Inert gases are Chemically unreactive Not stable Miscible with water Chemically very active Chemically unreactive Not stable Miscible with water Chemically very active ANSWER DOWNLOAD EXAMIANS APP
Chemistry The maximum number of isomers for an alkene with molecular formula C4H8 is 5 3 4 2 5 3 4 2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which metal does not undergo corrosion due to the formation of oxide layer? Aluminium Iron Zinc Copper Aluminium Iron Zinc Copper ANSWER DOWNLOAD EXAMIANS APP
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