Engineering Chemistry Questions and Answers – Ion-Exchange Resins

This set of Engineering Chemistry Multiple Choice Questions & Answers (MCQs) focuses on “Ion-Exchange Resins”.

1. Ion-exchange resin is ____________
a) Linear
b) Low molecular weight
c) Organic polymer with porous structure
d) Soluble
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2. Which of the following ion get released from the cation exchange column?
a) H⁺
b) Na⁺
c) K⁺
d) Ca⁺²
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3. Which of the following ion get released from the anion exchange column?
a) CO₃^-2
b) OH^–
c) Cl^–
d) SO₄^-2
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4. Ion-free water coming out from the exchanger is known as ____________
a) Potable water
b) Disinfected water
c) Coagulated water
d) Demineralised water
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5. Which of the following statement is incorrect about the demineralised water?
a) It is as pure as distilled water
b) It is very good for use in high pressure boilers
c) It is fit for domestic use
d) It can be made either by distillation or by using cation and anion exchangers
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6. The exhausted cation exchange column is regenerated by passing a solution of ____________
a) Dil. HCl
b) Dil. NaCl
c) Conc. HCl
d) Conc. NaCl
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7. The exhausted anion exchange column is regenerated by passing a solution of ____________
a) Dil. KOH
b) Conc. KOH
c) Conc. NaOH
d) Dil. NaOH
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8. The raw water used for ion-exchange process should be turbid.
a) True
b) False
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9. 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
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10. The residual hardness in ion-exchange process is ____________
a) 0-2 ppm
b) 5-10 ppm
c) 10-15 ppm
d) 20-30 ppm
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Sanfoundry Global Education & Learning Series – Engineering Chemistry.

To practice all areas of Engineering Chemistry, here is complete set of 1000+ Multiple Choice Questions and Answers.

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