Chemistry The natural source of hydro-carbon is Coal Crude oil Carbohydrates Biomass Coal Crude oil Carbohydrates Biomass ANSWER DOWNLOAD EXAMIANS APP
Chemistry The charcoal used to decolourise brown sugar solution is Wood charcoal Animal charcoal Sugar charcoal Coconut charcoal Wood charcoal Animal charcoal Sugar charcoal Coconut charcoal ANSWER DOWNLOAD EXAMIANS APP
Chemistry What is the principal ore of aluminium ? Dolomite Copper Lignite Bauxite Dolomite Copper Lignite Bauxite ANSWER DOWNLOAD EXAMIANS APP
Chemistry Cinnabar is an ore/mineral of Manganese Mercury Lead Molybdenum Manganese Mercury Lead Molybdenum ANSWER DOWNLOAD EXAMIANS APP
Chemistry Milk tastes sour when kept in the open for sometime due to the formation of Acetic acid Carbonic acid Lactic acid Citric acid Acetic acid Carbonic acid Lactic acid Citric acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry The rusting of iron is a/an Electrochemical change None of these Physical change Electrical change Electrochemical change None of these Physical change Electrical change ANSWER DOWNLOAD EXAMIANS APP
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