Chemistry Which of the following is used as non-stick coating for cooking utensils? Teflon Perspex Polystyrene Styrofoam Teflon Perspex Polystyrene Styrofoam ANSWER DOWNLOAD EXAMIANS APP
Chemistry Among the following, carbonate ore of Zinc is Sphalerite Zincite Zincblende Calamine Sphalerite Zincite Zincblende Calamine ANSWER DOWNLOAD EXAMIANS APP
Chemistry Except mercury which is the other metal that is liquid at standard conditions for temperature and pressure Barium Bromine Magnesium Lead Barium Bromine Magnesium Lead ANSWER DOWNLOAD EXAMIANS APP
Chemistry 'Atomic theory' of matter was given by Avogadro Newton Pascal Dalton Avogadro Newton Pascal Dalton ANSWER DOWNLOAD EXAMIANS APP
Chemistry One property of ammonia is Its aqueous solution turns red litmus blue It is insoluble in water It is a yellowish gas It is a odourless gas Its aqueous solution turns red litmus blue It is insoluble in water It is a yellowish gas It is a odourless gas ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas used to dilute oxygen for breathing by deep sea divers is: Neon Helium Argon Nitrogen Neon Helium Argon Nitrogen ANSWER DOWNLOAD EXAMIANS APP