Chemistry Which of the toxic heavy metals is found in modern tannery industries ? Nickel Zinc Chromium Lead Nickel Zinc Chromium Lead ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas causing acid rain in an industrial area is Carbon monoxide Sulphur dioxide Methane Carbon dioxide Carbon monoxide Sulphur dioxide Methane Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The Fungus which is used in the alcohol industry is Yeast Candida Aibicans Rhizopus Mushroom Yeast Candida Aibicans Rhizopus Mushroom ANSWER DOWNLOAD EXAMIANS APP
Chemistry CNG used in automobiles to check pollution, mainly consists of H2 CO2 N2 CH4 H2 CO2 N2 CH4 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following chemicals is used in photography ? Aluminium hydroxide Silver bromide Potassium nitrate Sodium chloride Aluminium hydroxide Silver bromide Potassium nitrate Sodium chloride ANSWER DOWNLOAD EXAMIANS APP
Chemistry In arc welding, Argon is used because of its High calorific value High flammability Ability to lower the melting point of the metal Low reactivity with metal High calorific value High flammability Ability to lower the melting point of the metal Low reactivity with metal ANSWER DOWNLOAD EXAMIANS APP
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