Chemistry Which is the highest quality of hard coal? Anthracite Peat Lignite Bituminous Anthracite Peat Lignite Bituminous ANSWER DOWNLOAD EXAMIANS APP
Chemistry What is the element that is in the highest percentage in the composition of the earth ? Magnesium Iron Silicon Oxygen Magnesium Iron Silicon Oxygen 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 this acid was first obtained by the distillation of ants this corrosive acid is secreted by ants to drive away their enemies ants are attracted by the odour of this acid this acid, in ancient times, was used to eliminate ant-hills this acid was first obtained by the distillation of ants this corrosive acid is secreted by ants to drive away their enemies ants are attracted by the odour of this acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry Acid rain' is caused due to air - pollution by Carbon monoxide Carbon dioxide Nitrous oxide and sulphur dioxide Methane Carbon monoxide Carbon dioxide Nitrous oxide and sulphur dioxide Methane ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is used as a lubricant in heavy machines? Phosphorus Sulphur Bauxite Graphite Phosphorus Sulphur Bauxite Graphite ANSWER DOWNLOAD EXAMIANS APP
Chemistry Nucleons are regarded as composites sub-particles known as Quarks Leptons Mesons Photons Quarks Leptons Mesons Photons ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS