Chemistry What is the covalency of nitrogen in ammonia molecule 3 5 2 4 3 5 2 4 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Greenhouse effect is caused by Nitrogen Carbon monoxide Nitrogen dioxide Carbon dioxide Nitrogen Carbon monoxide Nitrogen dioxide Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following has no unit Electron affinity Electronegativity Ionization energy Excitation potential Electron affinity Electronegativity Ionization energy Excitation potential ANSWER DOWNLOAD EXAMIANS APP
Chemistry If the sewage is fully oxidized, the nitrogen is in the form of Nitramines Nitrites Ammonia Nitrates Nitramines Nitrites Ammonia Nitrates ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas present in the stratosphere which filters out some of the sun's ultraviolet light and provides an effective shield against radiation damage to living things is oxygen methane ozone helium oxygen methane ozone helium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Concentration of a material which is lethal to 50% animal is called LC50 ADI LD50 NOAEL LC50 ADI LD50 NOAEL ANSWER DOWNLOAD EXAMIANS APP
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