Chemistry The chief source of naphthalene is Coal-tar Charcoal Diesel Camphor Coal-tar Charcoal Diesel Camphor ANSWER DOWNLOAD EXAMIANS APP
Chemistry Iron and manganese present as pollutants in water cannot be removed by________ Ion exchange process Oxidation followed by settling and filtration Lime soda process or manganese zeolite process Chlorination Ion exchange process Oxidation followed by settling and filtration Lime soda process or manganese zeolite process Chlorination ANSWER DOWNLOAD EXAMIANS APP
Chemistry The lowest layer of earth's atmosphere is Troposphere Stratosphere Mesosphere Ionosphere Troposphere Stratosphere Mesosphere Ionosphere ANSWER DOWNLOAD EXAMIANS APP
Chemistry If the equilibrium constants for the systems H2 + I2 ? 2HI and 2HI ? H2 + I2 are K1 and K2 respectively, the relationship between K1 and K2 is : K 1 = 1 /K2 K1 = K2/2 K1 = K2 K1 = 2K2 K 1 = 1 /K2 K1 = K2/2 K1 = K2 K1 = 2K2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas used for artificial ripening of green fruit is acetylene ethylene carbon dioxide ethane acetylene ethylene carbon dioxide ethane ANSWER DOWNLOAD EXAMIANS APP
Chemistry Atomic number is the number equal to Neutrons Electrons None of these Protons Neutrons Electrons None of these Protons ANSWER DOWNLOAD EXAMIANS APP
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