Question

In batch process, when the tank gets filled then it indicates that ____________

(a) To stir more

(b) Softening is completed

(c) To add the catalyst

(d) To add the lime

This question was addressed to me in an international level competition.

This is a very interesting question from Lime Washing Soda Method topic in division Water of Applied Chemistry

Answer 1

Correct option is (b) Softening is completed

Explanation: In batch process, when the tank gets filled then it indicates that the softening of the water is completed. Two tanks are used for construction in the batch process.