Chemistry Which among the following is a covalent compound ? Magnesium fluoride Calcium chloride Carbon tetrachloride Sodium chloride Magnesium fluoride Calcium chloride Carbon tetrachloride Sodium chloride ANSWER DOWNLOAD EXAMIANS APP
Chemistry The metal extracted from Bauxite is : Silver Manganese Aluminum Copper Silver Manganese Aluminum Copper ANSWER DOWNLOAD EXAMIANS APP
Chemistry The purest form of water in nature is Sea water River water Rain water Lake water Sea water River water Rain water Lake water ANSWER DOWNLOAD EXAMIANS APP
Chemistry All isotopes of the same element have ________ The same atomic number but different atomic masses Different atomic numbers and the same atomic mass The same atomic number and the atomic mass Different atomic numbers and different atomic mass The same atomic number but different atomic masses Different atomic numbers and the same atomic mass The same atomic number and the atomic mass Different atomic numbers and different atomic mass ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one is not a primary greenhouse gases in the Earth's atmosphere Ozone Nitrogen Carbon dioxide Methane Ozone Nitrogen Carbon dioxide Methane ANSWER DOWNLOAD EXAMIANS APP
Chemistry The Latin word formica means ant. The name formic acid is derived from this Latin word because this acid was first obtained by the distillation of ants this acid, in ancient times, was used to eliminate ant-hills ants are attracted by the odour of this acid this corrosive acid is secreted by ants to drive away their enemies this acid was first obtained by the distillation of ants this acid, in ancient times, was used to eliminate ant-hills ants are attracted by the odour of this acid this corrosive acid is secreted by ants to drive away their enemies ANSWER DOWNLOAD EXAMIANS APP