Chemistry Which one of the following is not a characteristic feature of alloys? They are Homogeneous systems Mixtures Compounds Solutions Homogeneous systems Mixtures Compounds Solutions ANSWER DOWNLOAD EXAMIANS APP
Chemistry Tear gas is : Nitrous oxide Bleaching powder Chloroprene Carbonyl chloride Nitrous oxide Bleaching powder Chloroprene Carbonyl chloride ANSWER DOWNLOAD EXAMIANS APP
Chemistry The 'solid waste' is also known as Scrubber Sludge Toxic waste Sedge Scrubber Sludge Toxic waste Sedge ANSWER DOWNLOAD EXAMIANS APP
Chemistry Heating of a ore below its melting point in the absence of air is known as Refining Roasting Calcination Smelting Refining Roasting Calcination Smelting ANSWER DOWNLOAD EXAMIANS APP
Chemistry Browning of paper in old books is caused by Lack of aeration Frequent use Collection of dust Oxidation of cellulose Lack of aeration Frequent use Collection of dust Oxidation of cellulose ANSWER DOWNLOAD EXAMIANS APP
Chemistry Ethylene is a ________ molecule. Covalent Nonpolar Polar Ionic Covalent Nonpolar Polar Ionic ANSWER DOWNLOAD EXAMIANS APP