Chemistry PH scale ranges from 0 – 7 8 – 14 0 – 14 None 0 – 7 8 – 14 0 – 14 None 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 A C B D A C B D ANSWER DOWNLOAD EXAMIANS APP
Chemistry The mass number of an atom is equal to the number of protons the number of nucleons the number of protons and electrons the number of neutrons the number of protons the number of nucleons the number of protons and electrons the number of neutrons ANSWER DOWNLOAD EXAMIANS APP
Chemistry Neoprene is a polymer of Isopentane Chloroprene Isoprene Isobutane Isopentane Chloroprene Isoprene Isobutane ANSWER DOWNLOAD EXAMIANS APP
Chemistry The total energy of revolving electron in an atom Will always be positive Can have any value above zero Can never be positive Cannot be negative Will always be positive Can have any value above zero Can never be positive Cannot be negative ANSWER DOWNLOAD EXAMIANS APP
Chemistry Soap is prepared by boiling caustic soda with Alcohol Fats Kerosene oil Glycerine Alcohol Fats Kerosene oil Glycerine ANSWER DOWNLOAD EXAMIANS APP