Chemistry Which is not a green house gas ? Chlorofluorocarbons N2O CO2 CH4 Chlorofluorocarbons N2O CO2 CH4 ANSWER DOWNLOAD EXAMIANS APP
Chemistry When a metal is heated in a flame, the electrons absorb energy and jump to higher energy state. On coming back to the lower energy siate, they emit light, which we can observe in Emission spectra Raman spectra Absorption spectra Fluorescence Emission spectra Raman spectra Absorption spectra Fluorescence ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following substance's smell is similar to Ethanoic acid? Tomato juice Kerosene Vinegar Lemon Tomato juice Kerosene Vinegar Lemon ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following fibres catches fire least ? Nylon Rayon Cotton Terricot Nylon Rayon Cotton Terricot ANSWER DOWNLOAD EXAMIANS APP
Chemistry Chernobyl disaster is the result of pollution by Radioactive waste Carbon dioxide Oil spill Acid rain Radioactive waste Carbon dioxide Oil spill Acid rain ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is usually not an air-pollutant? Sulphur dioxide Hydrocarbons Nitrous oxide Carbon dioxide Sulphur dioxide Hydrocarbons Nitrous oxide Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
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