Chemistry For a spontaneous chemical process, the free energy change is Depends on whether the reaction is exothermic or endothermic Positive Zero Negative Depends on whether the reaction is exothermic or endothermic Positive Zero Negative ANSWER DOWNLOAD EXAMIANS APP
Chemistry Iron filings can be separated from a heterogenous mixture using the technique of : Sublimation Sedimentation Evaporation Magnetization Sublimation Sedimentation Evaporation Magnetization ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is ozone depleting pesticide ? Ethylene ozonide Benzene Methyl bromide D.T. Ethylene ozonide Benzene Methyl bromide D.T. ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is not a nitrogenous fetiliser? Ammonium sulphate Urea Superphosphate Ammonium nitrate Ammonium sulphate Urea Superphosphate Ammonium nitrate ANSWER DOWNLOAD EXAMIANS APP
Chemistry Ozone saves the biosphere by absorbing high energy radiations called ________ . Infra-red (IR) Ultraviolet rays (UV) Gamma rays X–rays Infra-red (IR) Ultraviolet rays (UV) Gamma rays X–rays ANSWER DOWNLOAD EXAMIANS APP
Chemistry Plastic is a type of Polyester None of these Polymer Acrylic Polyester None of these Polymer Acrylic ANSWER DOWNLOAD EXAMIANS APP
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