CHEMISTRY ONE LINER SET 35

CHEMISTRY ONE LINER SET 35

1. What is the main constituent of haemoglobin? Iron
 
2. Which was the first synthetic fibre made by man? Nylon
 
3. In the structure of planet Earth, below the mantle, the core is mainly made up of which?
Iron
 
4. What is the best conductor of electricity a 0.1 M solution? Sulphuric acid
 
5. What is the chemical formula for water glass? Na2SiO3
 
6. Which of the following is used as a lubricant? Graphite
 
7. What is the function of heavy water in a nuclear reactor? Slow down the speed of neutrons
 
8. Uranium eventually decays into a stable isotope of element? Lead
 
9. Which is the metal used in storaoe batteries? Lead
 
10. Which type of soils have a marked capacity to retain water? Regur soil