Chemistry Which one out of the following helps in burning ? Oxygen Carbon dioxide Carbon monoxide Nitrogen Oxygen Carbon dioxide Carbon monoxide Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most malleable metal is silver iron gold platinum silver iron gold platinum ANSWER DOWNLOAD EXAMIANS APP
Chemistry The main chemical constituent of clay is zeolites aluminium borosilicate silicon oxide aluminium silicate zeolites aluminium borosilicate silicon oxide aluminium silicate ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is usually not an air-pollutant? Nitrous oxide Hydrocarbons Carbon dioxide Sulphur dioxide Nitrous oxide Hydrocarbons Carbon dioxide Sulphur dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most abundant element by number in the living system is : Carbon Nitrogen Hydrogen Oxygen Carbon Nitrogen Hydrogen Oxygen ANSWER DOWNLOAD EXAMIANS APP
Chemistry The basic chemical building block of natural rubber obtained from trees is Vinyl Chloride Neoprene Isoprene Acetylene Vinyl Chloride Neoprene Isoprene Acetylene ANSWER DOWNLOAD EXAMIANS APP
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