Chemistry The depletion of ozone layer is due to Sulphur dioxide Chloro fluoro carbon Carbon dioxide Ethane Sulphur dioxide Chloro fluoro carbon Carbon dioxide Ethane ANSWER DOWNLOAD EXAMIANS APP
Chemistry Sea weeds are important source of Iodine Iron Bromine Chlorine Iodine Iron Bromine Chlorine ANSWER DOWNLOAD EXAMIANS APP
Chemistry The maximum number of isomers for an alkene with molecular formula C4H8 is 4 5 2 3 4 5 2 3 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Copper is refined by Electrolysis Roasting Zone refining Oxidation Electrolysis Roasting Zone refining Oxidation ANSWER DOWNLOAD EXAMIANS APP
Chemistry Oxygen has (+) oxidation number only in OF2 H2O (2) C12O N2O OF2 H2O (2) C12O N2O ANSWER DOWNLOAD EXAMIANS APP
Chemistry Cement is formed by strongly heating a mixture of Chalk and graphite Limestone and clay Limestone and graphite Clay and graphite Chalk and graphite Limestone and clay Limestone and graphite Clay and graphite ANSWER DOWNLOAD EXAMIANS APP
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