Chemistry The most abundant constituent of atmospheric air is : Oxygen Carbon Nitrogen Hydrogen Oxygen Carbon Nitrogen Hydrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Ferrous sulphate is used in water treatment as a/an Oxidizing agent Reducing agent Coagulant aid Adsorbent Oxidizing agent Reducing agent Coagulant aid Adsorbent ANSWER DOWNLOAD EXAMIANS APP
Chemistry Highly toxic gas which causes headache, visual difficulty, paralysis and even death is CO2 O3 CO All of these CO2 O3 CO All of these ANSWER DOWNLOAD EXAMIANS APP
Chemistry Nylon is made up of : Polypropylene Polyethylene Polyester Polyamide Polypropylene Polyethylene Polyester Polyamide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which is the highest quality of hard coal? Peat Bituminous Lignite Anthracite Peat Bituminous Lignite Anthracite ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is known as the 'brown coal'? Lignite Bituminous Coke Anthracite Lignite Bituminous Coke Anthracite ANSWER DOWNLOAD EXAMIANS APP
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