+1 vote
in Environmental Engineering by (81.4k points)
The zeolite process is unsuitable for water containing iron and manganese.

(a) True

(b) False

This question was addressed to me during an interview for a job.

Origin of the question is Zeolite Process topic in chapter Water Softening of Environmental Engineering

1 Answer

+2 votes
by (693k points)
selected by
 
Best answer
The correct answer is (a) True

For explanation I would say: Iron and manganese bearing water deposit hydroxides on the surface of zeolite or react with zeolite to substitute iron and manganese for sodium, which is an irreversible reaction. This makes the zeolite process unsuitable.

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