Chemistry The most abundant rare gas in the atmosphere is Ar Ne Xe He Ar Ne Xe He ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following laser types is used in a laser printer? Dye laser Semiconductor laser Gas laser Excimer laser Dye laser Semiconductor laser Gas laser Excimer laser ANSWER DOWNLOAD EXAMIANS APP
Chemistry An important green-house gas other than methane being produced from the agricultural fields is Ammonia Sulphur dioxide Arsine Nitrous oxide Ammonia Sulphur dioxide Arsine Nitrous oxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is found in Vinegar ? Acetic acid Butyric acid Formic acid Propionic acid Acetic acid Butyric acid Formic acid Propionic acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most abundant element by number in the living system is : Carbon Hydrogen Nitrogen Oxygen Carbon Hydrogen Nitrogen Oxygen ANSWER DOWNLOAD EXAMIANS APP
Chemistry For extinguishing fire, we use Hydrogen Carbon Dioxide Carbon Monoxide Marsh gas Hydrogen Carbon Dioxide Carbon Monoxide Marsh gas ANSWER DOWNLOAD EXAMIANS APP