Chemistry Hydrogen is not found in atmosphere because It immediately combines with oxygen to form water It is highly inflammable It is absorbed by plants It is the lightest gas It immediately combines with oxygen to form water It is highly inflammable It is absorbed by plants It is the lightest gas ANSWER DOWNLOAD EXAMIANS APP
Chemistry Ozone layer is present in Stratosphere Ionosphere Troposphere Exosphere Stratosphere Ionosphere Troposphere Exosphere ANSWER DOWNLOAD EXAMIANS APP
Chemistry Solder metal is an alloy of Copper and zinc Lead and tin Copper and tin Lead and antimony Copper and zinc Lead and tin Copper and tin Lead and antimony ANSWER DOWNLOAD EXAMIANS APP
Chemistry Sulphur dioxide bleaches colouring matter by : Decomposition Oxidation Dehydration Reduction Decomposition Oxidation Dehydration Reduction ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is used to remove rust stains on cloth? Kerosene Oxalic acid solution Lime Petrol Kerosene Oxalic acid solution Lime Petrol ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following molecules has a bond order of 2.5 NO F2 HCL CO NO F2 HCL CO ANSWER DOWNLOAD EXAMIANS APP
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