Correlate the items listed in Column I with those listed in Column II. Find out as many correlations as you can.

Column I Column II
(i) Synthesis gas (a) Na2[Na4(PO3)6]
(ii) Dihydroge (b) Oxidising agent
(iii) Heavy water (c) Softening of water
(iv) Calgon (d) Reducing agent
(v) Hydrogen peroxide (e) Stoichiometric compounds of s-block elements
(vi) Salt like hydrides (f) Prolonged electrolysis of water
(g) Zn + NaOH
(h) Zn + dil. H2SO4
(i) Synthesis of methanol
(j) Mixture of CO and H2
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1 Answers

(i) → (i), (j) (ii) → (d), (e), (g), (h), (i)

(iii) → (f) (iv) → (a), (c)

(v) → (b), (d) (vi) → (e)

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