Chemistry When Hydrogen starts burning in air, it produces ? Ammonia Water Carbonic Acid Methane Ammonia Water Carbonic Acid Methane ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following metals has least melting point ? Copper Silver Gold Mercury Copper Silver Gold Mercury ANSWER DOWNLOAD EXAMIANS APP
Chemistry The antiparticle of an electron is Proton Beta particles Alpha particles Positron Proton Beta particles Alpha particles Positron ANSWER DOWNLOAD EXAMIANS APP
Chemistry Biofertilizers convert nitrogen to ________ . Nitrogenase Ammonia Nitrates Amino acids Nitrogenase Ammonia Nitrates Amino acids ANSWER DOWNLOAD EXAMIANS APP
Chemistry The metal ion present in Vitamin B12 is Iron Zinc Nickel Cobalt Iron Zinc Nickel Cobalt ANSWER DOWNLOAD EXAMIANS APP
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