Chemistry Total number of naturally occurring elements 98 62 110 92 98 62 110 92 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Earth’s atmosphere is an envelope of gases extending to a height of 200 km 300 km 150 km 100 km 200 km 300 km 150 km 100 km ANSWER DOWNLOAD EXAMIANS APP
Chemistry Sodium Carbonate is commonly known as Caustic Soda Washing Soda Baking Soda Caustic Potash Caustic Soda Washing Soda Baking Soda Caustic Potash 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 C B A D C B A D ANSWER DOWNLOAD EXAMIANS APP
Chemistry The acid used in lead storage cells is Hydrochloric acid Phosphoric acid Nitric acid Sulphuric acid Hydrochloric acid Phosphoric acid Nitric acid Sulphuric acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry In its reaction with silver nitrate, C2H2 shows Acidic property Oxidising property Basic property Reducing property Acidic property Oxidising property Basic property Reducing property ANSWER DOWNLOAD EXAMIANS APP