Chemistry Which of the following is a natural dye ? Crystal violet Phenolphthalein Alizarin Aniline blue Crystal violet Phenolphthalein Alizarin Aniline blue ANSWER DOWNLOAD EXAMIANS APP
Chemistry The common refrigerant in domestic refrigerator is Oxygen Nitrogen Neon Freon Oxygen Nitrogen Neon Freon ANSWER DOWNLOAD EXAMIANS APP
Chemistry Chernobyl disaster is the result of pollution by Radioactive waste Carbon dioxide Acid rain Oil spill Radioactive waste Carbon dioxide Acid rain Oil spill ANSWER DOWNLOAD EXAMIANS APP
Chemistry Select the one which is not a mixture : Gasoline Distilled water LPG Air Gasoline Distilled water LPG Air ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which metal does not undergo corrosion due to the formation of oxide layer? Aluminium Zinc Iron Copper Aluminium Zinc Iron Copper ANSWER DOWNLOAD EXAMIANS APP
Chemistry Detergents are Sodium salts of fatty acids Sodium salts of sulphonic acids None of these Sodium salt of benzoic acid Sodium salts of fatty acids Sodium salts of sulphonic acids None of these Sodium salt of benzoic acid ANSWER DOWNLOAD EXAMIANS APP
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