Chemistry Which of the toxic heavy metals is found in modern tannery industries ? Zinc Lead Nickel Chromium Zinc Lead Nickel Chromium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is used for refrigeration? Freon Chlorine Phosphine Sulphur dioxide Freon Chlorine Phosphine Sulphur dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas used to dilute oxygen for breathing by deep sea divers is: Argon Helium Neon Nitrogen Argon Helium Neon Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry What do you understand by the term Espuma ? Soap Calcium Foam Salt Soap Calcium Foam Salt ANSWER DOWNLOAD EXAMIANS APP
Chemistry Particulates (< 1 µm size) remaining suspended in air indefinitely and transported by wind currents are called Mists Fumes Smoke Aerosols Mists Fumes Smoke Aerosols ANSWER DOWNLOAD EXAMIANS APP
Chemistry The main chemical constituent of clay is aluminium borosilicate silicon oxide aluminium silicate zeolites aluminium borosilicate silicon oxide aluminium silicate zeolites ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS