Chemistry Gold dissolves in Aqua-regia Acetic acid Nitric acid Hydrochloric acid Aqua-regia Acetic acid Nitric acid Hydrochloric acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry In surgery, metal pins are used for joining together broken bones. These metal pins remain uncorroded in the body. What is the material of these pins? Copper Titanium Iron Aluminium Copper Titanium Iron Aluminium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Carborundum is another name of Silicon carbide Calcium oxide Calcium carbide Silicon oxide Silicon carbide Calcium oxide Calcium carbide Silicon oxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following metals is not a pollutant ? Arsenic Lead Aluminium Mercury Arsenic Lead Aluminium Mercury ANSWER DOWNLOAD EXAMIANS APP
Chemistry Aspirin is chemically known as Alkylsalicylic acid Methyl salicylate Hydroxysalicylate Acetylsalicylic acid Alkylsalicylic acid Methyl salicylate Hydroxysalicylate Acetylsalicylic acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas used in the manufacture of vanaspati from vegetable oil is nitrogen carbon dioxide hydrogen oxygen nitrogen carbon dioxide hydrogen oxygen ANSWER DOWNLOAD EXAMIANS APP
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