Chemistry The compounds formed when hydrogen combines with p-block elements are called Ionic hydrides Polynuclear hydrides Molecular hydrides Metallic hydrides Ionic hydrides Polynuclear hydrides Molecular hydrides Metallic hydrides ANSWER DOWNLOAD EXAMIANS APP
Chemistry Hardest allotrope of carbon is Diamond Graphite Lamp black Coke Diamond Graphite Lamp black Coke ANSWER DOWNLOAD EXAMIANS APP
Chemistry Preparation of ‘Dalda or Vanaspati’ ghee from vegetable oil utilizes the following process : Hydrogenation Oxidation Ozonolysis Hydrolysis Hydrogenation Oxidation Ozonolysis Hydrolysis ANSWER DOWNLOAD EXAMIANS APP
Chemistry Metal are good conductors, because They contain reflecting surface The molecules in them are very close to each other They contain free electrons The molecules in them collide very freely They contain reflecting surface The molecules in them are very close to each other They contain free electrons The molecules in them collide very freely ANSWER DOWNLOAD EXAMIANS APP
Chemistry Water is not effective in extinguishing a fire caused by petrol because Water and petrol react chemically Water and petrol are immiscible with each other and petrol which forms the upper layer continues to burn Water and petrol are miscible with each other The flame is too hot for water to cool it down Water and petrol react chemically Water and petrol are immiscible with each other and petrol which forms the upper layer continues to burn Water and petrol are miscible with each other The flame is too hot for water to cool it down ANSWER DOWNLOAD EXAMIANS APP
Chemistry An emulsion is a colloidal solution of Solid in liquid Gas in solid Solid in Solid Liquid in liquid Solid in liquid Gas in solid Solid in Solid Liquid in liquid ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS