Chemistry The three elements most needed in common fertilisers are : Sulphur, Phosphorous and Sodium Calcium, Phosphorous and Potassium Nitrogen, Potassium and Phosphorous Phosphorous, Sodium and Nitrogen Sulphur, Phosphorous and Sodium Calcium, Phosphorous and Potassium Nitrogen, Potassium and Phosphorous Phosphorous, Sodium and Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which among the following metals provides amphoteric oxide ? Sodium Aluminium Calcium Silver Sodium Aluminium Calcium Silver ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following was used as a chemical weapon in the first world war ? Mustard gas Carbon monoxide Water gas Hydrogen cyanide Mustard gas Carbon monoxide Water gas Hydrogen cyanide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following electrodes is used in strongly alkaline solution Silver - silver chloride electrode Mercury - mercuric oxide electrode Mercury - mercurous sulphate electrode Mercury - mercurous chloride electrode Silver - silver chloride electrode Mercury - mercuric oxide electrode Mercury - mercurous sulphate electrode Mercury - mercurous chloride electrode ANSWER DOWNLOAD EXAMIANS APP
Chemistry Oxygen has (+) oxidation number only in C12O OF2 H2O (2) N2O C12O OF2 H2O (2) N2O ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chemical name of 'Hypo' commonly used in photography is Sodium thiosulphate Sodium nitrate Silver iodide Silver nitrate Sodium thiosulphate Sodium nitrate Silver iodide Silver nitrate ANSWER DOWNLOAD EXAMIANS APP
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