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Doctors Medicines MCQs Q&A

Match the items in Column I with the relevant item in Column II.

Column I Column II
(i) Hydrogen peroxide is used as a (a) zeolite
(ii) Used in Calgon method (b) perhydrol
(iii) Permanent hardness of hard water is removed by (c) sodium hexametaphosphate
(d) propellant
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1 Answers

(i) → (b), (d) (ii) → (c) (iii) → (a), (c)

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