Chemistry Terylene is a condensation polymer of ethylene glycol and which acid? Phthalic acid Terephthalic acid Benzoic Acid Salicylic acid Phthalic acid Terephthalic acid Benzoic Acid Salicylic acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry Photo chemical smog is a resultant of the reaction among NO2, O3 and peroxy acetyl nitrate in the presence of Sunlight CO, CO2 and NO2at low temperature CO, O2 and peroxy acetyl nitrate in the presence of Sunlight High concentration of NO2, O3, and CO in the evening NO2, O3 and peroxy acetyl nitrate in the presence of Sunlight CO, CO2 and NO2at low temperature CO, O2 and peroxy acetyl nitrate in the presence of Sunlight High concentration of NO2, O3, and CO in the evening ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas that usually causes explosions in coal mines is Carbon monoxide Methane Hydrogen Air Carbon monoxide Methane Hydrogen Air ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following elements is obtained from sea weeds ? Sulphur Vanadium Argon Iodine Sulphur Vanadium Argon Iodine ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is not a natural source of hydrocarbon? Natural Gas Petroleum Mica Coal Natural Gas Petroleum Mica Coal ANSWER DOWNLOAD EXAMIANS APP
Chemistry The heat required to raise the temperature of body by 1 K is called None of these specific heat thermal capacity water equivalent None of these specific heat thermal capacity water equivalent ANSWER DOWNLOAD EXAMIANS APP