Chemistry The metal chiefly used for galvanising iron is : Cadmium Tin Mercury Zinc Cadmium Tin Mercury Zinc ANSWER DOWNLOAD EXAMIANS APP
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 acid, in ancient times, was used to eliminate ant-hills this corrosive acid is secreted by ants to drive away their enemies this acid was first obtained by the distillation of ants ants are attracted by the odour of this acid this acid, in ancient times, was used to eliminate ant-hills this corrosive acid is secreted by ants to drive away their enemies ANSWER DOWNLOAD EXAMIANS APP
Chemistry Silver halides are used in photographic plates because they are Totally colourless Reduced by light Soluble in hyposolution Oxidised in air Totally colourless Reduced by light Soluble in hyposolution Oxidised in air ANSWER DOWNLOAD EXAMIANS APP
Chemistry Zone refining is used for the purification of Ag Ge Au Cu Ag Ge Au Cu ANSWER DOWNLOAD EXAMIANS APP
Chemistry Bleaching powder is prepared by passing : Oxygen over slaked lime Carbon dioxide over slaked lime Chlorine over slaked lime Chlorine over quick lirne Oxygen over slaked lime Carbon dioxide over slaked lime Chlorine over slaked lime Chlorine over quick lirne ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one is heaviest naturally-occurring element of the periodic element Thorium Rhodium Iron Uranium Thorium Rhodium Iron Uranium ANSWER DOWNLOAD EXAMIANS APP
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