Chemistry Main pollutants released from iron and steel industry are CO, CO2 and SO2 CO2, NO2 and SO3 NO, SO3 and H2S CO2, H2S and NO2 CO, CO2 and SO2 CO2, NO2 and SO3 NO, SO3 and H2S CO2, H2S and NO2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The substance most commonly used as a food preservative is Tartaric acid Sodium salt of benzoic acid Sodium carbonate Acetic acid Tartaric acid Sodium salt of benzoic acid Sodium carbonate Acetic acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry In its reaction with silver nitrate, C2H2 shows Reducing property Acidic property Oxidising property Basic property Reducing property Acidic property Oxidising property Basic property ANSWER DOWNLOAD EXAMIANS APP
Chemistry Stainless steel is usually made by alloying the steel with Manganese and copper Chromium and nickel Copper and nickel Copper and chromium Manganese and copper Chromium and nickel Copper and nickel Copper and chromium ANSWER DOWNLOAD EXAMIANS APP
Chemistry High concentration hydrocarbon pollutants in atmospheric air causes Silicosis Respiratory diseases (e.g.asthma) Reduced crop yield Cancer Silicosis Respiratory diseases (e.g.asthma) Reduced crop yield Cancer ANSWER DOWNLOAD EXAMIANS APP
Chemistry The drug ‘Marijuana’ is a Sedative Tranquillizer Mental stimulant Hallucinating substance Sedative Tranquillizer Mental stimulant Hallucinating substance ANSWER DOWNLOAD EXAMIANS APP
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