Interview question based on skill :
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Total Questions: 5
1. The exhausted zeolite is reclaimed by treating the bed with a
Correct Answer is : Conc. NaCl
2. Select the incorrect statement from the following option.
Correct Answer is : The raw water used should be turbid and acidic
3. In zeolite process, the exchange of ___________ takes place.
Correct Answer is : Cations
4. The hardness of 1000 litres of a water sample was removed by passing it through a zeolite softener which required 30litres of NaCl solution containing 1.5 gm/L NaCl for regeneration. The hardness of the water sample will be
Correct Answer is : 38.46 ppm
5. Which of the following cannot be used in place of NaCl?
Correct Answer is : HCl
