Sulphur melts to a mobile liquid at `119^(@)C` but becomes Viscous above `160^(@)C`. It is due to

(a) Sulphur melts form a clear mobile liquid at 119^@ C but on further heating to 180^@ C , it becomes viscous. Why ? (b) SOCl_2 can act as a weak Lewis acid as well as a weak Lewis base. Explain.

(a) Sulphur melts form a clear mobile liquid at 199^@ C but on further heating to 180^@ C , it becomes viscous. Why ? (b) SOCl_2 can act as a weak Lewis acid as well as a weak Lewis base. Explain.

When ice melts to form liquid water at 0^(@) C, there is a contraction in volume . This is due to

Mercury is the only metal which is liquid at 0^(@)C .this is due to

Mercury is the only metal which is liquid at 0^(@)C .this is due to

Mercury is the only metal which is liquid at 0^@C this is due to its

Mercury is the only metal which is liquid at 0^(@) C . This is due to its

Mercury is the only metal which is liquid at 0^@C this is due to its