Chemistry Which of the following is colourless ? Oxygen Chlorine Phosphorus Sulphur Oxygen Chlorine Phosphorus Sulphur ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the process is known as nitrification? Reaction of Nitrogen Monoxide with oxygen to form nitric acid Reaction of nitrogen dioxide with water to form nitric acid Conversion of ammonia to nitrites Conversion of nitrite to nitric oxide Reaction of Nitrogen Monoxide with oxygen to form nitric acid Reaction of nitrogen dioxide with water to form nitric acid Conversion of ammonia to nitrites Conversion of nitrite to nitric oxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The function of skimming tank in sewage treatment is to remove Suspended solids Inorganic substances Gritty substances Oil and fatty substances Suspended solids Inorganic substances Gritty substances Oil and fatty substances ANSWER DOWNLOAD EXAMIANS APP
Chemistry Helium gas is used in gas balloons instead of hydrogen gas because it is More abundant than hydrogen More stable Non-combustible Lighter than hydrogen More abundant than hydrogen More stable Non-combustible Lighter than hydrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Brass is made of Copper, tin and zinc Copper and tin Copper and zinc Tin and lead Copper, tin and zinc Copper and tin Copper and zinc Tin and lead ANSWER DOWNLOAD EXAMIANS APP
Chemistry Smoke is formed due to Gas dispresed in solid Gas dispersed in gas Solid dispresed in liquid Solid dispersed in gas Gas dispresed in solid Gas dispersed in gas Solid dispresed in liquid Solid dispersed in gas ANSWER DOWNLOAD EXAMIANS APP
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