Chemistry Polythene is polymer of Propylene Aniline Acetylene Ethylene Propylene Aniline Acetylene Ethylene ANSWER DOWNLOAD EXAMIANS APP
Chemistry The major harmful gas emitted by automobile vehicles which causes air pollution is Carbon dioxide Ozone gas Carbon Monoxide Methane Carbon dioxide Ozone gas Carbon Monoxide Methane ANSWER DOWNLOAD EXAMIANS APP
Chemistry An example of replenishable energy source is– Lignite Biomass Petroleum Coal Lignite Biomass Petroleum Coal ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is not a donor atom? Arsenic Phosphorus Aluminium Antimony Arsenic Phosphorus Aluminium Antimony ANSWER DOWNLOAD EXAMIANS APP
Chemistry Except mercury which is the other metal that is liquid at standard conditions for temperature and pressure Lead Bromine Barium Magnesium Lead Bromine Barium Magnesium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Highly toxic gas which causes headache, visual difficulty, paralysis and even death is CO All of these CO2 O3 CO All of these CO2 O3 ANSWER DOWNLOAD EXAMIANS APP