CHEMISTRY ONE LINER SET 46

CHEMISTRY ONE LINER SET 46

1. Which of the following is responsible for extra strength of Pyrex glass? Borax
 
2. Which one of the following metals does not react with water to produce
hydrogen?
Cadmium
 
3. Which one of the following reacts with Fehling’s solution? HCHO
 
4. Sodium vapor Lamps glow with yellow Light. This is due to– Sublimation of sodium to emit yellow colour
 
5. The Element which does not occours in nature but can be formed, is Radium
 
6. Which of the following elements behave chemically both as metal and a nonmetal?
Boron
 
7. Which of the following metal has maximum electrical conductivity? Silver
 
8. Which of the following is most bad conductor? Lead
 
9. Bronze is an alloy of– Copper and Tin
 
10. Shock absorbers are usually mode of steel as it? Has Higher elasticity