Chemistry Laughing gas is Nitrogen trioxide Nitrogen pentoxide Nitrous oxide Nitric oxide Nitrogen trioxide Nitrogen pentoxide Nitrous oxide Nitric oxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry What is the covalency of nitrogen in ammonia molecule 4 5 2 3 4 5 2 3 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Extensively used nitrogenous fertilizer is Ammonium nitrate Ammonium sulphate Nitro-lime Urea Ammonium nitrate Ammonium sulphate Nitro-lime Urea 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 ? Neon Sodium Hydrogen Nitrogen Neon Sodium Hydrogen Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Aluminium salt commonly used to stop bleeding is Aluminium Chloride Aluminium sulphate Aluminium nitrate Potash alum Aluminium Chloride Aluminium sulphate Aluminium nitrate Potash alum ANSWER DOWNLOAD EXAMIANS APP
Chemistry Iron rusts quickly in River water Sea water Rain water Distilled water River water Sea water Rain water Distilled water ANSWER DOWNLOAD EXAMIANS APP
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