Chemistry Hydrogen is not found in atmosphere because It is highly inflammable It is the lightest gas It immediately combines with oxygen to form water It is absorbed by plants It is highly inflammable It is the lightest gas It immediately combines with oxygen to form water It is absorbed by plants ANSWER DOWNLOAD EXAMIANS APP
Chemistry Now-a-days yellow lamps are frequently used as street lights. Which of the following gases is used in these lamps ? Hydrogen Sodium Nitrogen Neon Hydrogen Sodium Nitrogen Neon ANSWER DOWNLOAD EXAMIANS APP
Chemistry 'Plaster of Paris' is made by partial dehydration of Blue vitriol Green vitriol Gypsum salt Epsom salt Blue vitriol Green vitriol Gypsum salt Epsom salt ANSWER DOWNLOAD EXAMIANS APP
Chemistry The value of gas constant R in Ergs deg–1 mole–1 is 4.183 × 107 8.341 × 107 8.413 × 107 8.314 × 107 4.183 × 107 8.341 × 107 8.413 × 107 8.314 × 107 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Biofertilizers convert nitrogen to ________ . Ammonia Nitrogenase Amino acids Nitrates Ammonia Nitrogenase Amino acids Nitrates ANSWER DOWNLOAD EXAMIANS APP
Chemistry The substance which does not expand on going from liquid state to solid state is Aluminium Cast-iron Water Type metal Aluminium Cast-iron Water Type metal ANSWER DOWNLOAD EXAMIANS APP
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