Question Detail Natural rubber is a polymer derived from ? ethylenepropyleneisoprenebutadiene Answer: Option C Ad Similar Questions : 1. Who is regarded as father of modern chemistry ? RuterfordEinsteinLavoisierC.V. Raman Answer: Option C 2. What is Calcium sulphate ? epsom saltblue vitriolgypsum saltpotash alum Answer: Option C 3. Which of the primary component of natural gas? EthanePropaneMethaneButane Answer: Option C 4. Permanent hardness of water is due to the presence of ? Magnesium bicarbonateCalcium bicarbonateSodium bicarbonateCalcium sulphate Answer: Option D 5. Conduction band electrons have more mobility than holes because they are experience collision more frequentlyexperience collision less frequentlyhave negative chargeneed less energy to move them Answer: Option B Read more from - Chemistry Questions Answers