Chemistry Tear gas is : Chloroprene Bleaching powder Nitrous oxide Carbonyl chloride Chloroprene Bleaching powder Nitrous oxide Carbonyl chloride ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which acid is used in Lead storage battery? Nitric acid Acetic acid Sulphuric acid Hydrochloric acid Nitric acid Acetic acid Sulphuric acid Hydrochloric acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry The metal chiefly used for galvanising iron is : Mercury Zinc Cadmium Tin Mercury Zinc Cadmium Tin ANSWER DOWNLOAD EXAMIANS APP
Chemistry Sea water can be purified by the process of Fractional distillation Distillation Evaporation Filtration Fractional distillation Distillation Evaporation Filtration ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following metals form an amalgam with other metals ? Mercury Tin Lead Zinc Mercury Tin Lead Zinc ANSWER DOWNLOAD EXAMIANS APP
Chemistry The presence of ozone in the stratosphere is responsible for Supplying oxygen for people travelling in jets Increasing the average global temperature in recent years Higher rate of photosynthesis Checking the penetration of ultra-violet rays to the earth Supplying oxygen for people travelling in jets Increasing the average global temperature in recent years Higher rate of photosynthesis Checking the penetration of ultra-violet rays to the earth ANSWER DOWNLOAD EXAMIANS APP