Chemistry The coloured discharge tubes for advertisement mainly contain Xenon Argon Helium Neon Xenon Argon Helium Neon ANSWER DOWNLOAD EXAMIANS APP
Chemistry Nitrogen fixation is a process of Conversion of organic nitrogen to proteins Utilisation of nitrogen gas Assimilation of nitrate Conversion of molecular nitrogen to ammonia Conversion of organic nitrogen to proteins Utilisation of nitrogen gas Assimilation of nitrate Conversion of molecular nitrogen to ammonia ANSWER DOWNLOAD EXAMIANS APP
Chemistry The metallic constituents of hard water are : Iron, tin and calcium Magnesium, calcium and tin Magnesium, tin and iron Calcium, magnesium and iron Iron, tin and calcium Magnesium, calcium and tin Magnesium, tin and iron Calcium, magnesium and iron ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following caused radioactive pollution along the coast of Kerala ? Zinc Radium Thorium Plutonium Zinc Radium Thorium Plutonium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Williamson's synthesis is widely used in the laboratory preparation of Aldehydes Alcohols Esters Ethers Aldehydes Alcohols Esters Ethers ANSWER DOWNLOAD EXAMIANS APP
Chemistry Galvanised iron is made by coating iron with Nickel Chromium Sulphur Zinc Nickel Chromium Sulphur Zinc ANSWER DOWNLOAD EXAMIANS APP