CHEMISTRY ONE LINER SET 05

CHEMISTRY ONE LINER SET 05

1. Which is the best conductor of electricity? Silver
 
2. Through which material does sound travel slowest? Wood
 
3. Most of the plants obtain nitrogen from the soil in which from? Nitrates
 
4. Which polymer is used for making bulletproof material? Polyethylene
 
5. By which the maximum amount of energy in the present day world is
provided?
Coal
 
6. The first law of thermodynamics is concerned with the conservation of which
thing?
Energy
 
7. Which country is rich in oil? Indonesia
 
8. Which are macro-nutrients provided by inorganic fertilizers? Nitrogen, phosphorus and potassium
 
9. What is the average salt content in a litre of sea water? 35 gm
 
10. In which Tyndall effect is not observed? Sugar solution