Chemistry Glycol is used to manufacture which of the following ? Rubber Terylene Artificial silk Nylon Rubber Terylene Artificial silk Nylon ANSWER DOWNLOAD EXAMIANS APP
Chemistry If water smells bad, then that odour can be removed by adding Bleach Activated carbon Alum Deactivated nitrogen Bleach Activated carbon Alum Deactivated nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following organic compounds has fruity smell? Ether Aldehyde Ester Alcohol Ether Aldehyde Ester Alcohol ANSWER DOWNLOAD EXAMIANS APP
Chemistry What is the element that is in the highest percentage in the composition of the earth ? Oxygen Magnesium Silicon Iron Oxygen Magnesium Silicon Iron ANSWER DOWNLOAD EXAMIANS APP
Chemistry Ozone saves the biosphere by absorbing high energy radiations called ________ . Infra-red (IR) Ultraviolet rays (UV) X–rays Gamma rays Infra-red (IR) Ultraviolet rays (UV) X–rays Gamma rays ANSWER DOWNLOAD EXAMIANS APP