Chemistry The Latin word formica means ant. The name formic acid is derived from this Latin word because 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 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 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Removal of carbon particles from air involves the principle of Precipitation Sedimentation Filteration Electrophoresis Precipitation Sedimentation Filteration Electrophoresis ANSWER DOWNLOAD EXAMIANS APP
Chemistry The organic reaction represented by equation CH3 - CH = O + H2NOH gives CH3 - CH - NH + H2O is an example of an addition reaction an oxidation reaction an elimination reaction a condensation reaction an addition reaction an oxidation reaction an elimination reaction a condensation reaction ANSWER DOWNLOAD EXAMIANS APP
Chemistry The metal ion present in Vitamin B12 is Iron Nickel Zinc Cobalt Iron Nickel Zinc Cobalt ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which acid is used in Lead storage battery? Hydrochloric acid Acetic acid Sulphuric acid Nitric acid Hydrochloric acid Acetic acid Sulphuric acid Nitric acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry The inherited traits of an organism are controlled by RNA molecules enzymes DNA molecules nucleotides RNA molecules enzymes DNA molecules nucleotides ANSWER DOWNLOAD EXAMIANS APP