Chemistry Which of the following metals can displace copper from copper sulphate solution ? Gold Mercury Platinum Iron Gold Mercury Platinum Iron ANSWER DOWNLOAD EXAMIANS APP
Chemistry Alcohol prepared by the distillation of wood is : Glycerol Methyl alcohol Propyl alcohol Ethyl alcohol Glycerol Methyl alcohol Propyl alcohol Ethyl alcohol ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chemical formula of the laughing gas is NO NO2 N2O3 N2O NO NO2 N2O3 N2O ANSWER DOWNLOAD EXAMIANS APP
Chemistry What is the mass percentage of oxygen in carbon dioxide (CO2) 0.658 0.305 0.727 0.509 0.658 0.305 0.727 0.509 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following fibres catches fire least ? Terricot Cotton Rayon Nylon Terricot Cotton Rayon Nylon ANSWER DOWNLOAD EXAMIANS APP
Chemistry Major portion of the earth’s crust is mainly constituted by Silicon and Aluminium Oxygen and Iron Oxygen and Silicon Silicon and Iron Silicon and Aluminium Oxygen and Iron Oxygen and Silicon Silicon and Iron ANSWER DOWNLOAD EXAMIANS APP
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