Chemistry Which of the following is not a natural source of hydrocarbon? Natural Gas Petroleum Coal Mica Natural Gas Petroleum Coal Mica ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is used to remove rust stains on cloth? Oxalic acid solution Kerosene Petrol Lime Oxalic acid solution Kerosene Petrol Lime ANSWER DOWNLOAD EXAMIANS APP
Chemistry Ozone depletion in the atmosphere is mainly caused by Sulphur dioxide Hydrogen sulphide Nitrogen dioxide Chlorofluorocarbon Sulphur dioxide Hydrogen sulphide Nitrogen dioxide Chlorofluorocarbon ANSWER DOWNLOAD EXAMIANS APP
Chemistry Iron rusts quickly in Rain water Distilled water River water Sea water Rain water Distilled water River water Sea water ANSWER DOWNLOAD EXAMIANS APP
Chemistry The oxidation number of nickel in K4[Ni(CN)4] is Zero –4 8 4 Zero –4 8 4 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Ozone layer of atmosphere absorbs: Ultraviolet rays Infra-red rays Cosmic rays. All radiations of Light Ultraviolet rays Infra-red rays Cosmic rays. All radiations of Light ANSWER DOWNLOAD EXAMIANS APP
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