Chemistry Which is the purest form of iron? Cast iron Wrought iron Pig iron Steel Cast iron Wrought iron Pig iron Steel ANSWER DOWNLOAD EXAMIANS APP
Chemistry Milk tastes sour when kept in the open for sometime due to the formation of Citric acid Carbonic acid Lactic acid Acetic acid Citric acid Carbonic acid Lactic acid Acetic acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is used to iodise common salt ? Potassium iodide Sodium iodide Potassium iodate Iodine Potassium iodide Sodium iodide Potassium iodate Iodine 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 C A B D C A B ANSWER DOWNLOAD EXAMIANS APP
Chemistry Particulates (< 1 µm size) remaining suspended in air indefinitely and transported by wind currents are called Smoke Fumes Aerosols Mists Smoke Fumes Aerosols Mists ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which among the following is used to dilute oxygen in the gas cylinders used by divers ? Krypton Argon Helium Neon Krypton Argon Helium Neon ANSWER DOWNLOAD EXAMIANS APP
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