Chemistry Which among the following is a covalent compound ? Carbon tetrachloride Sodium chloride Magnesium fluoride Calcium chloride Carbon tetrachloride Sodium chloride Magnesium fluoride Calcium chloride ANSWER DOWNLOAD EXAMIANS APP
Chemistry Impure camphor is purified by Fractional crystallisation Steam distillation Fractional distillation Sublimation Fractional crystallisation Steam distillation Fractional distillation Sublimation ANSWER DOWNLOAD EXAMIANS APP
Chemistry Brass is a solution of molten copper in Solid zinc Molten zinc Gaseous zinc Molten tin Solid zinc Molten zinc Gaseous zinc Molten tin ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chief source of naphthalene is Camphor Diesel Charcoal Coal-tar Camphor Diesel Charcoal Coal-tar ANSWER DOWNLOAD EXAMIANS APP
Chemistry What material is used to make electric heater coil ? Copper Iron Silver Nichrome Copper Iron Silver Nichrome ANSWER DOWNLOAD EXAMIANS APP
Chemistry The ionic radii of N3-, O2-, F- and Na+ follows the order Na+ > O2- > N3- > F- O2- > F- > Na+ > N3- N3- > O2- > F- > Na+ N3- > Na+ > O2- > F- Na+ > O2- > N3- > F- O2- > F- > Na+ > N3- N3- > O2- > F- > Na+ N3- > Na+ > O2- > F- ANSWER DOWNLOAD EXAMIANS APP