General Science Permanent hardness of water can be removed by adding Bleaching Powder Chlorine Potassium Permanganate Washing Soda Bleaching Powder Chlorine Potassium Permanganate Washing Soda ANSWER DOWNLOAD EXAMIANS APP
General Science The chemical (Ethyl Mercaptan) added to the otherwise odourless LPG cooking gas for imparting a detectable smell to the gas is a compound of Sulphur Bromine Fluorine Chlorine Sulphur Bromine Fluorine Chlorine ANSWER DOWNLOAD EXAMIANS APP
General Science Balloons are filled with Nitrogen Argon Helium Oxygen Nitrogen Argon Helium Oxygen ANSWER DOWNLOAD EXAMIANS APP
General Science Quartz crystals normally used in quartz clocks etc. is chemically A mixture of Germanium Oxide and Silicon dioxide Sodium Silicate Silicon Dioxide Germanium Oxide A mixture of Germanium Oxide and Silicon dioxide Sodium Silicate Silicon Dioxide Germanium Oxide ANSWER DOWNLOAD EXAMIANS APP
General Science How does common salt help in separating soap from the solution after saponification? By increasing density of Soap By decreasing density of Soap By decreasing solubility of Soap By increasing solubility of Soap By increasing density of Soap By decreasing density of Soap By decreasing solubility of Soap By increasing solubility of Soap ANSWER DOWNLOAD EXAMIANS APP
General Science Glass is made of the mixture of: Salt and quartz Sand and salt Quartz and mica Sand and silicates Salt and quartz Sand and salt Quartz and mica Sand and silicates ANSWER DOWNLOAD EXAMIANS APP
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