Chemistry Which of the following type of coal has the lowest proportion of volatile matter ? Peat Anthracite Bituminous Lignite Peat Anthracite Bituminous Lignite ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following compounds is commonly used as an antiseptic in mouthwashes and toothpastes ? Sodium chloride Borax Hydrogen peroxide Saltpetre Sodium chloride Borax Hydrogen peroxide Saltpetre ANSWER DOWNLOAD EXAMIANS APP
Chemistry Supersonic jet causes pollution by thinning of SO2 layer O3 layer O 2 layer CO2 layer SO2 layer O3 layer O 2 layer CO2 layer ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which metal is extracted from sea water? Potassium Magnesium Beryllium Aluminium Potassium Magnesium Beryllium Aluminium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Laughing gas is Nitrogen pentoxide Nitric oxide Nitrogen trioxide Nitrous oxide Nitrogen pentoxide Nitric oxide Nitrogen trioxide Nitrous oxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Milk tastes sour when kept in the open for sometime due to the formation of Lactic acid Citric acid Carbonic acid Acetic acid Lactic acid Citric acid Carbonic acid Acetic acid ANSWER DOWNLOAD EXAMIANS APP
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