Chemistry Among the following the hardest metal is Iron Tungsten Gold Platinum Iron Tungsten Gold Platinum ANSWER DOWNLOAD EXAMIANS APP
Chemistry Bee sting contains An acidic liquid A salt solution An alkaline liquid A corrosive liquid An acidic liquid A salt solution An alkaline liquid A corrosive liquid ANSWER DOWNLOAD EXAMIANS APP
Chemistry Galvanised iron is made by coating iron with Nickel Zinc Sulphur Chromium Nickel Zinc Sulphur Chromium ANSWER DOWNLOAD EXAMIANS APP
Chemistry The main buffer system of the human blood is CH3COOH - CH3COO- H2CO3 - HCO3 H2CO3 - CO32- NH2CONH2 - NH2CONH+ CH3COOH - CH3COO- H2CO3 - HCO3 H2CO3 - CO32- NH2CONH2 - NH2CONH+ ANSWER DOWNLOAD EXAMIANS APP
Chemistry Soap helps in better cleaning of clothes because Soap acts like catalyst It gives strength to solution It reduces the surface tension of solution It absorbs the dirt Soap acts like catalyst It gives strength to solution It reduces the surface tension of solution It absorbs the dirt ANSWER DOWNLOAD EXAMIANS APP
Chemistry An example of replenishable energy source is– Lignite Biomass Petroleum Coal Lignite Biomass Petroleum Coal ANSWER DOWNLOAD EXAMIANS APP