Chemistry Which of the following gases is mixed with oxygen for breathing by divers in aqua lungs? Nitrogen Helium Hydrogen Methane Nitrogen Helium Hydrogen Methane ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chemical used for cloud seeding for artificial rains is Silver Nitrate Potassium Nitrate Silver Iodide Potassium Bromide Silver Nitrate Potassium Nitrate Silver Iodide Potassium Bromide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most suitable unit for expressing nuclear radius is : Angstrom Micron Nanometre Fermi Angstrom Micron Nanometre Fermi ANSWER DOWNLOAD EXAMIANS APP
Chemistry The main source of carbon monoxide is Transportation Fuel combustion Industrial process Solid waste disposal Transportation Fuel combustion Industrial process Solid waste disposal ANSWER DOWNLOAD EXAMIANS APP
Chemistry The iron ore which contains 72% of iron is : Magnetite Limonite Haematite Siderite Magnetite Limonite Haematite Siderite ANSWER DOWNLOAD EXAMIANS APP
Chemistry The maximum number of isomers for an alkene with molecular formula C4H8 is 2 3 4 5 2 3 4 5 ANSWER DOWNLOAD EXAMIANS APP