Chemistry Silicon is a Conductor Nonconductor Semiconductor Insulator Conductor Nonconductor Semiconductor Insulator ANSWER DOWNLOAD EXAMIANS APP
Chemistry What material is used to make electric heater coil ? Copper Silver Nichrome Iron Copper Silver Nichrome Iron ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which among the following metals provides amphoteric oxide ? Calcium Sodium Silver Aluminium Calcium Sodium Silver Aluminium ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas used in the manufacture of vanaspati from vegetable oil is hydrogen oxygen carbon dioxide nitrogen hydrogen oxygen carbon dioxide nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Terylene is a condensation polymer of ethylene glycol and which acid? Salicylic acid Phthalic acid Benzoic Acid Terephthalic acid Salicylic acid Phthalic acid Benzoic Acid Terephthalic acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry What is the element that is in the highest percentage in the composition of the earth ? Iron Oxygen Magnesium Silicon Iron Oxygen Magnesium Silicon ANSWER DOWNLOAD EXAMIANS APP