Chemistry The compound to which H2 does not add is Tetra – a –naphthylethylene Tetraphenyl ethylene Biphenyl ethylene Tetra –9 – phenanthrylethylene Tetra – a –naphthylethylene Tetraphenyl ethylene Biphenyl ethylene Tetra –9 – phenanthrylethylene ANSWER DOWNLOAD EXAMIANS APP
Chemistry The value of gas constant R in Ergs deg–1 mole–1 is 4.183 × 107 8.341 × 107 8.413 × 107 8.314 × 107 4.183 × 107 8.341 × 107 8.413 × 107 8.314 × 107 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The pollutant responsible for ozone holes is ________ CFC SO2 CO2 CO CFC SO2 CO2 CO ANSWER DOWNLOAD EXAMIANS APP
Chemistry 1 carat of diamond is equal to 200 mg 100 mg 200 g 100 g 200 mg 100 mg 200 g 100 g ANSWER DOWNLOAD EXAMIANS APP
Chemistry Match the List-I with List-II and select the correct answer using the codes given below the listsList-I (Green house gas)List-II(Major source)F.Carbondioxide1.Enteric fermentation in cattleG.Methane2.Burning of fossilH.Chloroflro carbons3.Mercury compounds in waste waterJ.Nitrous oxide4.Nylon production 5.Air conditioner and refrigeration unitsCodes :FGHJA.2154B.3421C.3241D.1234 D B C A D B C A ANSWER DOWNLOAD EXAMIANS APP
Chemistry Candle is a mixture of Paraffin was and stearic acid Bees wax and paraffin wax Higher fatty acids and stearic acid Bees wax and stearic acid Paraffin was and stearic acid Bees wax and paraffin wax Higher fatty acids and stearic acid Bees wax and stearic acid ANSWER DOWNLOAD EXAMIANS APP
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