Chemistry Permanent – hardness of water may be removed by addition of Lime Potassium Permangante Alum Sodium carbonate Lime Potassium Permangante Alum Sodium carbonate ANSWER DOWNLOAD EXAMIANS APP
Chemistry The non-metal found in the liquid state is Nitrogen Bromine Fluorine Chlorine Nitrogen Bromine Fluorine Chlorine ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following does not contain Silver ? Horn Silver Ruby Silver Lunar Caustic German Silver Horn Silver Ruby Silver Lunar Caustic German Silver ANSWER DOWNLOAD EXAMIANS APP
Chemistry Chemical composition of cement is Limestone and Gypsum Clay and Gypsum Limestone, Clay and Gypsum Limestone and Clay Limestone and Gypsum Clay and Gypsum Limestone, Clay and Gypsum Limestone and Clay ANSWER DOWNLOAD EXAMIANS APP
Chemistry Sour taste of ‘Coca Cola’ is due to the presence of Hydrochloric acid Phosphoric acid Acetic acid Formic acid Hydrochloric acid Phosphoric acid Acetic acid Formic acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following gases is mixed with oxygen for breathing by divers in aqua lungs? Helium Methane Nitrogen Hydrogen Helium Methane Nitrogen Hydrogen ANSWER DOWNLOAD EXAMIANS APP