Chemistry Which of the following metals is used in Space Crafts to withstand high temperatures ? Ti Fe Pb Ni Ti Fe Pb Ni ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas which emits from rice field is All of these Nitrogen Methane Ethane All of these Nitrogen Methane Ethane ANSWER DOWNLOAD EXAMIANS APP
Chemistry Nitrogen is an essential constituent of all : Fats Proteins Carbohydrates Vitamins Fats Proteins Carbohydrates Vitamins ANSWER DOWNLOAD EXAMIANS APP
Chemistry Pollutant from motor car exhaust that causes mental disease is Lead Hg SO2 NO2 Lead Hg SO2 NO2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following contains maximum percentage of carbon ? Cast iron Wrought iron Stainless steel High speed steel Cast iron Wrought iron Stainless steel High speed steel ANSWER DOWNLOAD EXAMIANS APP
Chemistry When formaldehyde and potassium hydroxide are heated, we get Acetylene Methyl alcohol Ethyl formate Methane Acetylene Methyl alcohol Ethyl formate Methane ANSWER DOWNLOAD EXAMIANS APP
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