Chemistry Which of the following is also used as a Bio fertilizer? Ammonia Urea Uric Acid None of these Ammonia Urea Uric Acid None of these ANSWER DOWNLOAD EXAMIANS APP
Chemistry The oxidation number of nickel in K4[Ni(CN)4] is 8 –4 Zero 4 8 –4 Zero 4 ANSWER DOWNLOAD EXAMIANS APP
Chemistry During fermentation of sugar, the compound which is always formed is : Acetic Acid Ethyl Alcohol Ethylene Methyl Alcohol Acetic Acid Ethyl Alcohol Ethylene Methyl Alcohol ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is used to remove ink and rust stains on cloth? Oxalic acid Ether Kerosene oil Alcohol Oxalic acid Ether Kerosene oil Alcohol ANSWER DOWNLOAD EXAMIANS APP
Chemistry The mass number of a nucleus is always less than its atomic number the sum of the number of protons and neutrons present in the nucleus a fraction always more than the atomic weight always less than its atomic number the sum of the number of protons and neutrons present in the nucleus a fraction always more than the atomic weight ANSWER DOWNLOAD EXAMIANS APP
Chemistry The main source of Naphthalene is Camphor Charcoal Diesel Coal-tar Camphor Charcoal Diesel Coal-tar ANSWER DOWNLOAD EXAMIANS APP