Chemistry The product, 9-nitroanthracene is obtained from anthracene by the action of Nitric acid and ethyl alcohol Nitric acid and acetic anhydride Nitric acid and acetic acid Nitric acid in excess Nitric acid and ethyl alcohol Nitric acid and acetic anhydride Nitric acid and acetic acid Nitric acid in excess ANSWER DOWNLOAD EXAMIANS APP
Chemistry Oxygen has (+) oxidation number only in H2O (2) N2O C12O OF2 H2O (2) N2O C12O OF2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is very reactive and kept in kerosene? Iodine Potassium Sodium Bromine Iodine Potassium Sodium Bromine ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which colour is produce by Arsenic during flame test Blue Crimson Green Red Blue Crimson Green Red ANSWER DOWNLOAD EXAMIANS APP
Chemistry Colour imparted to the Bunsen flame by strontium salt is Crimson red Brick red Apple-green Bluish green Crimson red Brick red Apple-green Bluish green ANSWER DOWNLOAD EXAMIANS APP
Chemistry German silver used for making utensils is an alloy of Copper, nickel, aluminium Copper, silver, nickel Copper, zinc, aluminium Copper, zinc, nickel Copper, nickel, aluminium Copper, silver, nickel Copper, zinc, aluminium Copper, zinc, nickel ANSWER DOWNLOAD EXAMIANS APP
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