Quantrex Quantrex AcademyJEE · NEET · NDA PYQs with solutions Open app
JEE Main 201910 JanuaryMorning Shift
Exam
JEE Main
Year
2019
Date
10 January
Shift
Morning Shift
Subject
Chemistry
Chapter
Surface Chemistry

JEE Main 2019 · 10 January · Morning Shift · Chemistry · Surface Chemistry

Which of the following is not an example of heterogeneous catalysis...

Which of the following is not an example of heterogeneous catalysis reaction?

Options

  1. ACombustion of Coal
  2. BHydrogenation of Vegetable oils
  3. COstwald's process
  4. DHaber's process

Correct answer

A. Combustion of Coal

Step-by-step solution

(A)\left(A\right) Since Combustion of Coal is a fast and spontaneous process, no catalyst is required.

(B)\left(B\right) Catalyst used in Hydrogenation of Vegetable oils is Ni(s)Ni ( s )

\left(C\right)CatalystusedinHaber′sprocessisCatalyst used in Haber's process isFe ( s ).<br/><br/>(D).<br /><br />\left(D\right) Catalyst used in Ostwald's process is Pt(s)Pt ( s )
Practice Surface Chemistry on Quantrex Academy →

More from Surface Chemistry

At a given temperature, 0.45 g of acetic acid in 50 mL of water is shaken with 1.0 g of… JEE Advanced 2026Adsorption of phenol from its aqueous solution on to fly ash obeys Freundlich isotherm.… JEE Advanced 2025Consider the following statements related to colloids. (I) Lyophobic colloids are not… JEE Advanced 202320mL of 0 . 5MNaCl is required to coagulate 200mL of As _ 2 S _ 3 solution in 2 hours.… JEE Main 2023Given below are two statements, one is labelled as Assertion A and the other is labelled… JEE Main 2023What happens when a lyophilic sol is added to a lyophobic sol? JEE Main 2023Four gases, A, B, C and D have critical temperatures 5 . 3, 33 . 2, 126 . 0 and 154 . 3K… JEE Main 2023The number of correct statements about modern adsorption theory of heterogeneous… JEE Main 2023 Full Surface Chemistry list All JEE Main PYQs