Why is glass considered a super cooled liquid?
Similar to liquids, glass has a tendency to flow, though very slowly. Therefore, glass is considered as a super cooled liquid. This is the reason that glass windows and doors are slightly thicker at the bottom than at the top.
1. White phosphorus is always kept under
2. The noble gas used in radiotherapy is
4. Question 6.4:ΔUθof combustion of methane is – X kJ mol–1. The value of ΔHθ is(i) = ΔUθ(ii)
5. Alcoholic ( OH) group can be identified by
6. Sea weeds are important source of
7. Among the following, carbonate ore of Zinc is
8. The material used in the manufacture of lead pencil is