Question

During the manufacture of sulphuric acid, the temperature of molten sulphur is not increased beyond 160°C, as

a.

it is very corrosive at elevated temperature.

b.

its viscosity is not reduced on further heating (hence pressure drop on pumping it, cannot be further reduced).

c.

it decomposes on further increasing the temperature.

d.

none of these.

Posted under Basic Chemical Engineering

Answer: (b).its viscosity is not reduced on further heating (hence pressure drop on pumping it, cannot be further reduced).

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Q. During the manufacture of sulphuric acid, the temperature of molten sulphur is not increased beyond 160°C, as
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