Question

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) \[\ce{Na2 [Na4(PO3)6]}\]
(ii) Dihydrogen	(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
(v) Salt like hydrides	(f) Prolonged electrolysis of water
	(g) \[\ce{Zn + NaOH}\]
	(h) \[\ce{Zn + dil. H2SO4}\]
	(i) Synthesis of methanol
	(j) Mixture of \[\ce{CO}\] and \[\ce{H2}\]

Answer 1

Column I	Column II
(i) Synthesis gas	(j) Mixture of \[\ce{CO}\] and \[\ce{H2}\]
(ii) Dihydrogen	(h) \[\ce{Zn + dil. H2SO4}\]
(iii) Heavy water	(f) Prolonged electrolysis of water
(iv) Calgon	(a) \[\ce{Na2 [Na4(PO3)6]}\]
(v) Hydrogen peroxide	(b) Oxidising agent
(vi) Salt like hydrides	(e) Stoichiometric compounds of s-block elements