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 ants are attracted by the odour of this acid this corrosive acid is secreted by ants to drive away their enemies this acid, in ancient times, was used to eliminate ant-hills this acid was first obtained by the distillation of ants ants are attracted by the odour of this acid this corrosive acid is secreted by ants to drive away their enemies this acid, in ancient times, was used to eliminate ant-hills ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following nonmetals shows allotropy in the liquid state? Carbon Bromine Phosphorous Sulphur Carbon Bromine Phosphorous Sulphur ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most abundant rare gas in the atmosphere is Ar He Xe Ne Ar He Xe Ne ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is not a nitrogenous fertilizer ? NH4NO3 Urea Ca(CN)2 CaCN2 NH4NO3 Urea Ca(CN)2 CaCN2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Combustion of a candle is a/an Endothermic reaction Photochemical reaction Exothermic reaction Physical change Endothermic reaction Photochemical reaction Exothermic reaction Physical change ANSWER DOWNLOAD EXAMIANS APP
Chemistry Vulcanization of rubber is carried out by adding Carbon Sulphur Phosphorus Ozone Carbon Sulphur Phosphorus Ozone ANSWER DOWNLOAD EXAMIANS APP