Chemistry Ethylene is a ________ molecule. Nonpolar Covalent Polar Ionic Nonpolar Covalent Polar Ionic ANSWER DOWNLOAD EXAMIANS APP
Chemistry Muddy water is treated with alum in purification process, itis termed as : Coagulation Absorption Emulsification Adsorption Coagulation Absorption Emulsification Adsorption ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following statement is correct ?Ozone is found in the earth's atmosphere mostly between 50 and 100 km 5 and 10 km 20 and 50 km 10 and 20 km 50 and 100 km 5 and 10 km 20 and 50 km 10 and 20 km ANSWER DOWNLOAD EXAMIANS APP
Chemistry Nylon is a type of Polyester Polyamide Polyolefin Acrylic Polyester Polyamide Polyolefin Acrylic ANSWER DOWNLOAD EXAMIANS APP
Chemistry The following are the half lives of four active isotopes. Which one of the following is the most dangerous to handle? 0.01 minute 3 billion years 100 years 13 days 0.01 minute 3 billion years 100 years 13 days ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is ozone depleting pesticide ? Methyl bromide Ethylene ozonide Benzene D.T. Methyl bromide Ethylene ozonide Benzene D.T. ANSWER DOWNLOAD EXAMIANS APP