Chemistry Combustion of a candle is a/an Exothermic reaction Photochemical reaction Endothermic reaction Physical change Exothermic reaction Photochemical reaction Endothermic reaction Physical change ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chemical used in developing photographic films is Hydroquinone Hypo Sodium sulphate Silver bromide Hydroquinone Hypo Sodium sulphate Silver bromide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is used as anesthetic ? NO2 NH3 NO N2O NO2 NH3 NO N2O ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is not a cause for present global warming and climate change ? Carbondioxide emission Methane emission CFC emission Deforstation Carbondioxide emission Methane emission CFC emission Deforstation ANSWER DOWNLOAD EXAMIANS APP
Chemistry The number of waves made by an electron moving in an orbit having maximum magnetic quantum number is +3 zero 4 2 5 zero 4 2 5 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The percentage of carbon in cost iron is : 3 to 5 0.01 to 0.25 6 to 8 0.5 to 1.5 3 to 5 0.01 to 0.25 6 to 8 0.5 to 1.5 ANSWER DOWNLOAD EXAMIANS APP
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