Chemistry Ultraviolet rays can be used in water treatment as Disinfectant Flocculator Hydrolyser Precipitator Disinfectant Flocculator Hydrolyser Precipitator ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most commonly used bleaching agent is chlorine carbon dioxide sodium chlorine alcohol chlorine carbon dioxide sodium chlorine alcohol 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 The compound used in pricklyheat powder to prevent excessive sweating is Boric acid Sulphuric acid Carbonic acid Phosphoric acid Boric acid Sulphuric acid Carbonic acid Phosphoric acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following gases has the highest calorific value? Indane gas Coal gas Natural gas Water gas Indane gas Coal gas Natural gas Water gas ANSWER DOWNLOAD EXAMIANS APP
Chemistry The compound to which H2 does not add is Biphenyl ethylene Tetraphenyl ethylene Tetra – a –naphthylethylene Tetra –9 – phenanthrylethylene Biphenyl ethylene Tetraphenyl ethylene Tetra – a –naphthylethylene Tetra –9 – phenanthrylethylene ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS