Q1. Stratospheric Pollution is caused due to: Photochemical smog Particulate Oxides of nitrogen Break down of Ozone Solution Stratospheric pollution is caused due to formation and breakdown of Ozone. Q2. In winter polar Stratospheric clouds provide surface on which chlorine nitrate formed get hydrolysed to form: Chlorine free radical Nitrate free radical Molecular chlorine Hypochlorous acid Solution In winter polar Stratospheric clouds provide surface on which chlor...
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Q1. The compound which is most reactive towards electrophilic substitution is: Toluene Benzene Nitrobenzene Benzoic acid Solution Methyl group is an activating group. Activating groups attached to benzene ring increase the reactivity of benzene towards electrophilic substitution. Q2. The isomer in which similar atoms or groups are present on the same side of the double bond is known as: Cis isomer Trans isomer Position ...
Q1. Separation of mixture into a thin layer of adsorbent is known as: Column Chromatography Adsorption chromatography Partition chromatography Thin layer chromatography Solution Separation of mixture into a thin layer of adsorbent is known as Thin layer Chromatography. Q2. Which one of the following IUPAC name is incorrect? Ethanoic acid Pent - 3 - ene Ethanal 3-methyl pentan- 2-ol Solution The numbering of double bond is 2 from the other end of the chain....