Chemistry Which of the following is used for refrigeration? Chlorine Sulphur dioxide Freon Phosphine Chlorine Sulphur dioxide Freon Phosphine ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the toxic heavy metals is found in modern tannery industries ? Chromium Zinc Lead Nickel Chromium Zinc Lead Nickel ANSWER DOWNLOAD EXAMIANS APP
Chemistry Quartz is made of Calcium Silicate Calcium Sulphate Sodium Sulphate Sodium Silicate Calcium Silicate Calcium Sulphate Sodium Sulphate Sodium Silicate ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which is known as carbolic acid? Acetic acid Ethanol Phenol Oxalic acid Acetic acid Ethanol Phenol Oxalic acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is extensively used for sterilizing water ? Borax powder Alum Soda powder Bleaching powder Borax powder Alum Soda powder Bleaching powder ANSWER DOWNLOAD EXAMIANS APP
Chemistry Asbestos is formed of : Calcium and Magnesium Copper, Zinc and Manganese Calcium and Zinc Lead and Iron Calcium and Magnesium Copper, Zinc and Manganese Calcium and Zinc Lead and Iron ANSWER DOWNLOAD EXAMIANS APP
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