Oxidation of ortho-xylene in presence of __________ catalyst is done to produce phthalic anhydride on commercial scale. (A) Nickel (B) Vanadium (C) Alumina (D) Iron

Oxidation of ortho-xylene in presence of __________ catalyst is done to
produce phthalic anhydride on commercial scale.
(A) Nickel
(B) Vanadium
(C) Alumina
(D) Iron
by

1 Answer

Answer :

(B) Vanadium
by

Related questions

The preferred reacting system for oxidation of o-xylene to phthalic anhydride is (A) Jacketed liquid phase CSTR (B) Jacketed steam heated multitubular reactor (C) Multitubular reactor with cooling (D) Multistage multitubular reactor with interstage cooling

Description : The preferred reacting system for oxidation of o-xylene to phthalic anhydride is (A) Jacketed liquid phase CSTR (B) Jacketed steam heated multitubular reactor (C) Multitubular reactor with cooling (D) Multistage multitubular reactor with interstage cooling

Last Answer : (A) Jacketed liquid phase CSTR

Catalyst used in the manufacture of NH3 by Haber's process is finely divided (A) Nickel (B) Iron (C) Vanadium pentoxide (D) Alumina

Description : Catalyst used in the manufacture of NH3 by Haber's process is finely divided (A) Nickel (B) Iron (C) Vanadium pentoxide (D) Alumina

Last Answer : (B) Iron

Catalyst used in the 'catalytic converter' employed in automobile exhaust line for complete combustion/oxidation of carbon monoxide, nitrogen oxides and hydrocarbons is (A) Alumina (B) Platinum (C) Vanadium pentoxide (D) Iron oxide

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Catalyst used in the catalytic cracking is (A) Silica-alumina (B) Silica gel (C) Vanadium pentoxide (D) Nickel

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Manufacture of phthalic anhydride uses __________ as a catalyst. (A) Ni (B) Cr (C) V2O5 (D) Al2O3

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Thermal pollution of water increases its toxicity and oxidation of oxygen demanding waste besides favouring bacterial growth. A rise in water temperature by 10°C, doubles the toxic effects of __________ present in it. (A) Coal ash (B) Potassium cyanide (C) Ortho-xylene (D) None of these

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Last Answer : (B) Potassium cyanide

Molten phthalic anhydride is stored in a/an __________ vessel. (A) Aluminium (B) Nickel clad steel (C) Lead lined steel (D) Glass lined steel

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Stainless steel contains (A) Chromium and nickel (B) Copper (C) Aluminium (D) Vanadium

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