Chemistry Nitrogen forms a variety of compounds in all oxidation states ranging from –3 to + 4 –3 to + 3 –3 to + 5 –3 to + 6 –3 to + 4 –3 to + 3 –3 to + 5 –3 to + 6 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Natural rubber is a polymer of Isoprene Vinyl acetate Styrene Propene Isoprene Vinyl acetate Styrene Propene ANSWER DOWNLOAD EXAMIANS APP
Chemistry When Hydrogen starts burning in air, it produces ? Ammonia Carbonic Acid Water Methane Ammonia Carbonic Acid Water Methane ANSWER DOWNLOAD EXAMIANS APP
Chemistry Helium is added to the oxygen supply of deep sea divers because it is Readily miscible with oxygen Less poisonous than nitrogen Less soluble in blood than nitrogen at high pressure Lighter than nitrogen Readily miscible with oxygen Less poisonous than nitrogen Less soluble in blood than nitrogen at high pressure Lighter than nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most suitable unit for expressing nuclear radius is : Nanometre Fermi Micron Angstrom Nanometre Fermi Micron Angstrom ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas dissolved in water that makes it basic is : Hydrogen Ammonia Carbon dioxide Sulphur dioxide Hydrogen Ammonia Carbon dioxide Sulphur dioxide ANSWER DOWNLOAD EXAMIANS APP