Chemistry Which of the following is used for refrigeration? Phosphine Sulphur dioxide Freon Chlorine Phosphine Sulphur dioxide Freon Chlorine ANSWER DOWNLOAD EXAMIANS APP
Chemistry A mixture of water and alcohol can be separated by Evaporation Distillation Decantation Filtration Evaporation Distillation Decantation Filtration ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the toxic heavy metals is found in modern tannery industries ? Lead Zinc Nickel Chromium Lead Zinc Nickel Chromium ANSWER DOWNLOAD EXAMIANS APP
Chemistry The metal used for making aircrafts and rockets is Copper Aluminium Lead Nickel Copper Aluminium Lead Nickel ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following contributes largely to the ‘green house effect’ ? Carbon dioxide Water vapour Carbon monoxide Ozone Carbon dioxide Water vapour Carbon monoxide Ozone ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chemical used for cloud seeding for artificial rains is Silver Iodide Silver Nitrate Potassium Nitrate Potassium Bromide Silver Iodide Silver Nitrate Potassium Nitrate Potassium Bromide ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS