Chemistry Terylene is a condensation polymer of ethylene glycol and which acid? Terephthalic acid Phthalic acid Benzoic Acid Salicylic acid Terephthalic acid Phthalic acid Benzoic Acid Salicylic acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is commonly used for pulp bleaching in the paper industry? Hydrogen peroxide Mild sulphuric acid Glucose isomerase Iodine and water Hydrogen peroxide Mild sulphuric acid Glucose isomerase Iodine and water ANSWER DOWNLOAD EXAMIANS APP
Chemistry The common name of sodium bicarbonate is Soda lime Soda ash Baking powder Baking soda Soda lime Soda ash Baking powder Baking soda ANSWER DOWNLOAD EXAMIANS APP
Chemistry Air shows the property of O2 Both A and B None of these N2 O2 Both A and B None of these N2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Nylon threads are made of Polyester polymer Polysaccharide Polyamide polymer Polyvinyl polymer Polyester polymer Polysaccharide Polyamide polymer Polyvinyl polymer ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following gases is present under pressure in soft drinks? Nitrous oxide Oxygen Carbon dioxide Nitrogen Nitrous oxide Oxygen Carbon dioxide Nitrogen ANSWER DOWNLOAD EXAMIANS APP