Match L ist-I with List-II. List I List II a 2SO2(g) + O2(g) → 2SO3(g) i Acid rain b HOCl(g) -[hν] overset.OH + overset.Cl ii Smog c CaCO3 + H2SO4 → CaSO4 + H2O + CO2 iii Ozone depletion d NO2 (g) -[hν]NO(g) + O(g) iv Tropospheric pollution Choose the correct answer from the options given below.

Question

Match L ist-I with List-II. List I List II a 2SO2(g) + O2(g) → 2SO3(g) i Acid rain b HOCl(g) ->[hν] overset.OH + overset.Cl ii Smog c CaCO3 + H2SO4 → CaSO4 + H2O + CO2 iii Ozone depletion d NO2 (g) ->[hν]NO(g) + O(g) iv Tropospheric pollution Choose the correct answer from the options given below. (A) (a)-(i), (b)-(ii), (c)-(iii), (d)-(iv) (B) (a)-(ii), (b)-(iii), (c)-(iv), (d)-(i) (C) (a)-(iv), (b)-(iii), (c)-(i), (d)-(ii) (D) (a)-(iii), (b)-(ii), (c)-(iv), (d)-(i)

Tardigrade Admin · Accepted Answer

(a) 2 SO 2( g )+ O 2( g ) arrow 2 SO 3( g ) ldots Tropospheric pollution (b) HOCl ( g ) xrightarrow hv H dot O + dot C l ldots Ozone depletion (c) CaCO 3+ H 2 SO 4 longrightarrow CaSO 4+ H 2 O + CO 2 ldots Acid rain (d) NO 2( g ) xrightarrow hv NO ( g )+ O ( g ) ldots Photo chemical smog

List I		List II
a	$2 S O_{2} (g) + O_{2} (g) \to 2 S O_{3} (g)$	i	Acid rain
b	$H OCl (g) h ν O . H + C . l$	ii	Smog
c	$C a C O_{3} + H_{2} S O_{4} \to C a S O_{4} + H_{2} O + C O_{2}$	iii	Ozone depletion
d	$N O_{2} (g) h ν NO (g) + O (g)$	iv	Tropospheric pollution

(a)-(i), (b)-(ii), (c)-(iii), (d)-(iv)

(a)-(ii), (b)-(iii), (c)-(iv), (d)-(i)

(a)-(iv), (b)-(iii), (c)-(i), (d)-(ii)

(a)-(iii), (b)-(ii), (c)-(iv), (d)-(i)

(a) 2SO2​(g)+O2​(g)→2SO3​(g)… Tropospheric pollution (b) HOCl(g)hv​HO˙+C˙l… Ozone depletion (c) CaCO3​+H2​SO4​⟶CaSO4​+H2​O+CO2​… Acid rain (d) NO2​(g)hv​NO(g)+O(g)… Photo chemical smog

(a) $2 S O_{2} (g) + O_{2} (g) \to 2 S O_{3} (g) \dots$ Tropospheric pollution
(b) $H OCl (g) h v H \dot{O} + \dot{C} l \dots$ Ozone depletion
(c) $C a C O_{3} + H_{2} S O_{4} ⟶ C a S O_{4} + H_{2} O + C O_{2} \dots$ Acid rain
(d) $N O_{2} (g) h v NO (g) + O (g) \dots$ Photo chemical smog