Chemistry Which one of the following mineral does not contain oxygen ? Calcite Bauxite Haematite Cryolite Calcite Bauxite Haematite Cryolite ANSWER DOWNLOAD EXAMIANS APP
Chemistry The heat value of combustion of Gasoline is 39400 kJ/kg 47000 kJ/kg 12600 kJ/kg 14600 kJ/kg 39400 kJ/kg 47000 kJ/kg 12600 kJ/kg 14600 kJ/kg ANSWER DOWNLOAD EXAMIANS APP
Chemistry When there are two electrons in the same orbital, they have: Same spin Same or opposite spin No spin Opposite spin Same spin Same or opposite spin No spin Opposite spin ANSWER DOWNLOAD EXAMIANS APP
Chemistry Chemical name of bleaching powder is : Calcium hypochlorite Calcium bi chloride Calcium chlorate Calcium chloro hypochlorite Calcium hypochlorite Calcium bi chloride Calcium chlorate Calcium chloro hypochlorite ANSWER DOWNLOAD EXAMIANS APP
Chemistry The Latin word formica means ant. The name formic acid is derived from this Latin word because this acid, in ancient times, was used to eliminate ant-hills ants are attracted by the odour of this acid this acid was first obtained by the distillation of ants this corrosive acid is secreted by ants to drive away their enemies this acid, in ancient times, was used to eliminate ant-hills ants are attracted by the odour of this acid this acid was first obtained by the distillation of ants this corrosive acid is secreted by ants to drive away their enemies ANSWER DOWNLOAD EXAMIANS APP
Chemistry One of the constituents of tear gas is Ethanol Chloropicrin Ethane Ether Ethanol Chloropicrin Ethane Ether ANSWER DOWNLOAD EXAMIANS APP