Chemical Process
Dacron (or terylene) fibres as compared to nylon's fibres have

All of these
Poorer resistance to alkalis
Better heat & acid resistant properties
Poorer dyeability

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

It decomposes on further increasing the temperature
None of these
It is very corrosive at elevated temperature
Its viscosity is not reduced on further heating (hence pressure drop on pumping it, cannot be further reduced)

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Chemical Process
Zeolite is a/an

None of these
Naturally occuring clay which is capable of exchanging cations
Abrasive material
Catalyst used in shift conversion

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