Chemistry Which of the following is used as non-stick coating for cooking utensils? Perspex Styrofoam Teflon Polystyrene Perspex Styrofoam Teflon Polystyrene ANSWER DOWNLOAD EXAMIANS APP
Chemistry In arc welding, Argon is used because of its High calorific value Ability to lower the melting point of the metal Low reactivity with metal High flammability High calorific value Ability to lower the melting point of the metal Low reactivity with metal High flammability ANSWER DOWNLOAD EXAMIANS APP
Chemistry Fertiliser having high nitrogen content is : Calcium citrate Urea Ammonium nitrate Ammonium sulphate Calcium citrate Urea Ammonium nitrate Ammonium sulphate ANSWER DOWNLOAD EXAMIANS APP
Chemistry Spirit in contact with body gives cool sensation because it is : A good conductor Liquid Transparent Highly volatile A good conductor Liquid Transparent Highly volatile ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is not a nitrogenous fertilizer ? NH4NO3 CaCN2 Urea Ca(CN)2 NH4NO3 CaCN2 Urea Ca(CN)2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which gas emitted by power stations causes acid rain? Nitrogen Carbon dioxide Sulphur dioxide Helium Nitrogen Carbon dioxide Sulphur dioxide Helium ANSWER DOWNLOAD EXAMIANS APP
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