Question

In ion-exchange process, the capital cost is _________ and the operational expenses are ______________

(a) Low, high

(b) High, low

(c) High, high

(d) Low, low

I have been asked this question in a national level competition.

Question is from Ion-Exchange Resins in portion Polymers of Engineering Chemistry I

Answer 1

Right answer is (c) High, high

To elaborate: In ion-exchange process, the capital cost is very high and the operational expenses are also high.