Chemistry Chemical formula of washing soda is Na2SO4.10H2O Ca(OH)2 NaHCO3 Na2CO3.10H2O Na2SO4.10H2O Ca(OH)2 NaHCO3 Na2CO3.10H2O ANSWER DOWNLOAD EXAMIANS APP
Chemistry Ozone saves the biosphere by absorbing high energy radiations called ________ . X–rays Gamma rays Infra-red (IR) Ultraviolet rays (UV) X–rays Gamma rays Infra-red (IR) Ultraviolet rays (UV) ANSWER DOWNLOAD EXAMIANS APP
Chemistry Stalactites and Stalagmites form due to the precipitation of : CaCl2 CaCO3 MgCO3 MgCl2 CaCl2 CaCO3 MgCO3 MgCl2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Aluminium salt commonly used to stop bleeding is Aluminium nitrate Aluminium sulphate Potash alum Aluminium Chloride Aluminium nitrate Aluminium sulphate Potash alum Aluminium Chloride ANSWER DOWNLOAD EXAMIANS APP
Chemistry The hottest part of the gas flame is known as blue zone non-luminous zone luminous zone dark zone blue zone non-luminous zone luminous zone dark zone ANSWER DOWNLOAD EXAMIANS APP
Chemistry Rock salt is a mineral containing Potassium Iron Magnesium Sodium Potassium Iron Magnesium Sodium ANSWER DOWNLOAD EXAMIANS APP
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