Chemistry The element used for making solar cells is Magnesium Sodium Calcium Silicon Magnesium Sodium Calcium Silicon ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one amongst the following is not a Green House gas? Carbon dioxide Carbon Monoxide Nitrogen Chloro fluoro carbons Carbon dioxide Carbon Monoxide Nitrogen Chloro fluoro carbons ANSWER DOWNLOAD EXAMIANS APP
Chemistry Preparation of ‘Dalda or Vanaspati’ ghee from vegetable oil utilizes the following process : Hydrogenation Ozonolysis Oxidation Hydrolysis Hydrogenation Ozonolysis Oxidation Hydrolysis ANSWER DOWNLOAD EXAMIANS APP
Chemistry What is the product formed when sodium bicarbonate is heated strongly? Sodium Hydroxide Sodium Carbonate Sodium Monoxide Sodium Peroxide Sodium Hydroxide Sodium Carbonate Sodium Monoxide Sodium Peroxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is also known as solution ? A suspension A heterogeneous mixture A compound A homogeneous mixture A suspension A heterogeneous mixture A compound A homogeneous mixture ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which metal is extracted from sea water? Beryllium Potassium Aluminium Magnesium Beryllium Potassium Aluminium Magnesium ANSWER DOWNLOAD EXAMIANS APP